19988725680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{449}}^1$

素因数の和:570

約数の個数: 720

約数和(自身を含む): 85672641600

約数和(自身を除く): 65683915920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 48, 55, 56, 60, 63, 66, 70, 72, 73, 77, 80, 84, 88, 90, 99, 105, 110, 112, 120, 121, 126, 132, 140, 144, 146, 154, 165, 168, 176, 180, 198, 210, 219, 220, 231, 240, 242, 252, 264, 280, 292, 308, 315, 330, 336, 360, 363, 365, 385, 396, 420, 438, 440, 449, 462, 484, 495, 504, 511, 528, 560, 584, 605, 616, 630, 657, 660, 693, 720, 726, 730, 770, 792, 803, 840, 847, 876, 880, 898, 924, 968, 990, 1008, 1022, 1089, 1095, 1155, 1168, 1210, 1232, 1260, 1314, 1320, 1347, 1386, 1452, 1460, 1533, 1540, 1584, 1606, 1680, 1694, 1752, 1796, 1815, 1848, 1936, 1980, 2044, 2178, 2190, 2245, 2310, 2409, 2420, 2520, 2541, 2555, 2628, 2640, 2694, 2772, 2904, 2920, 3066, 3080, 3143, 3212, 3285, 3388, 3465, 3504, 3592, 3630, 3696, 3960, 4015, 4041, 4088, 4235, 4356, 4380, 4490, 4599, 4620, 4818, 4840, 4939, 5040, 5082, 5110, 5256, 5388, 5445, 5544, 5621, 5808, 5840, 6132, 6160, 6286, 6424, 6570, 6735, 6776, 6930, 7184, 7227, 7260, 7623, 7665, 7920, 8030, 8082, 8176, 8470, 8712, 8760, 8833, 8980, 9198, 9240, 9429, 9636, 9680, 9878, 10164, 10220, 10512, 10776, 10890, 11088, 11242, 12045, 12264, 12572, 12705, 12848, 13140, 13470, 13552, 13860, 14454, 14520, 14817, 15246, 15330, 15715, 16060, 16164, 16863, 16940, 17424, 17520, 17666, 17960, 18396, 18480, 18858, 19272, 19756, 20205, 20328, 20440, 21552, 21780, 22484, 22995, 24090, 24528, 24695, 25144, 25410, 26280, 26499, 26940, 27720, 28105, 28287, 28908, 29040, 29634, 30492, 30660, 31430, 32120, 32328, 32777, 33726, 33880, 34573, 35332, 35920, 36135, 36792, 37716, 38115, 38544, 39512, 40410, 40656, 40880, 43560, 44165, 44451, 44968, 45990, 47145, 48180, 49390, 50288, 50589, 50820, 52560, 52998, 53880, 54329, 55440, 56210, 56574, 57816, 59268, 60984, 61320, 61831, 62860, 64240, 64656, 65554, 67452, 67760, 69146, 70664, 72270, 73584, 74085, 75432, 76230, 79024, 79497, 80820, 84315, 87120, 88330, 88902, 89936, 91980, 94290, 96360, 98331, 98780, 101178, 101640, 103719, 105996, 107760, 108658, 112420, 113148, 115632, 118536, 121968, 122640, 123662, 125720, 131108, 132495, 134904, 138292, 141328, 141435, 144540, 148170, 150864, 152460, 158994, 161640, 162987, 163885, 168630, 172865, 176660, 177804, 183960, 185493, 188580, 192720, 196662, 197560, 202356, 203280, 207438, 211992, 217316, 222255, 224840, 226296, 229439, 237072, 247324, 251440, 252945, 262216, 264990, 269808, 271645, 276584, 282870, 289080, 294993, 296340, 304920, 309155, 311157, 317988, 323280, 325974, 327770, 337260, 345730, 353320, 355608, 360547, 367920, 370986, 377160, 380303, 393324, 395120, 397485, 404712, 414876, 423984, 434632, 444510, 449680, 452592, 458878, 488961, 491655, 494648, 505890, 518595, 524432, 529980, 543290, 553168, 556479, 565740, 578160, 589986, 592680, 609840, 618310, 622314, 635976, 651948, 655540, 674520, 688317, 691460, 706640, 711216, 721094, 741972, 754320, 760606, 786648, 794970, 809424, 814935, 829752, 869264, 889020, 917756, 927465, 977922, 983310, 989296, 1011780, 1037190, 1059960, 1081641, 1086580, 1112958, 1131480, 1140909, 1147195, 1179972, 1185360, 1236620, 1244628, 1271952, 1303896, 1311080, 1349040, 1376634, 1382920, 1442188, 1474965, 1483944, 1521212, 1555785, 1573296, 1589940, 1629870, 1659504, 1778040, 1802735, 1835512, 1854930, 1901515, 1955844, 1966620, 2023560, 2064951, 2074380, 2119920, 2163282, 2173160, 2225916, 2262960, 2281818, 2294390, 2359944, 2444805, 2473240, 2489256, 2523829, 2607792, 2622160, 2753268, 2765840, 2782395, 2884376, 2949930, 2967888, 3042424, 3111570, 3179880, 3244923, 3259740, 3422727, 3441585, 3556080, 3605470, 3671024, 3709860, 3803030, 3911688, 3933240, 3966017, 4047120, 4129902, 4148760, 4326564, 4346320, 4451832, 4563636, 4588780, 4719888, 4889610, 4946480, 4978512, 5047658, 5408205, 5506536, 5564790, 5704545, 5768752, 5899860, 6084848, 6223140, 6359760, 6489846, 6519480, 6845454, 6883170, 7210940, 7419720, 7571487, 7606060, 7823376, 7866480, 7932034, 8259804, 8297520, 8653128, 8903664, 9127272, 9177560, 9779220, 10095316, 10324755, 10816410, 11013072, 11129580, 11409090, 11799720, 11898051, 12446280, 12619145, 12979692, 13038960, 13690908, 13766340, 14421880, 14839440, 15142974, 15212120, 15864068, 16224615, 16519608, 17113635, 17306256, 18254544, 18355120, 19558440, 19830085, 20190632, 20649510, 21632820, 22259160, 22714461, 22818180, 23599440, 23796102, 24892560, 25238290, 25959384, 27381816, 27532680, 27762119, 28843760, 30285948, 30424240, 31728136, 32449230, 33039216, 34227270, 35694153, 37857435, 39116880, 39660170, 40381264, 41299020, 43265640, 44518320, 45428922, 45636360, 47592204, 50476580, 51918768, 54763632, 55065360, 55524238, 59490255, 60571896, 63456272, 64898460, 68454540, 71388306, 75714870, 79320340, 82598040, 83286357, 86531280, 90857844, 91272720, 95184408, 100953160, 111048476, 113572305, 118980510, 121143792, 129796920, 136909080, 138810595, 142776612, 151429740, 158640680, 165196080, 166572714, 178470765, 181715688, 190368816, 201906320, 222096952, 227144610, 237961020, 249859071, 259593840, 273818160, 277621190, 285553224, 302859480, 317281360, 333145428, 356941530, 363431376, 416431785, 444193904, 454289220, 475922040, 499718142, 555242380, 571106448, 605718960, 666290856, 713883060, 832863570, 908578440, 951844080, 999436284, 1110484760, 1249295355, 1332581712, 1427766120, 1665727140, 1817156880, 1998872568, 2220969520, 2498590710, 2855532240, 3331454280, 3997745136, 4997181420, 6662908560, 9994362840, 19988725680]

約数ペア:

[(1, 19988725680), (2, 9994362840), (3, 6662908560), (4, 4997181420), (5, 3997745136), (6, 3331454280), (7, 2855532240), (8, 2498590710), (9, 2220969520), (10, 1998872568), (11, 1817156880), (12, 1665727140), (14, 1427766120), (15, 1332581712), (16, 1249295355), (18, 1110484760), (20, 999436284), (21, 951844080), (22, 908578440), (24, 832863570), (28, 713883060), (30, 666290856), (33, 605718960), (35, 571106448), (36, 555242380), (40, 499718142), (42, 475922040), (44, 454289220), (45, 444193904), (48, 416431785), (55, 363431376), (56, 356941530), (60, 333145428), (63, 317281360), (66, 302859480), (70, 285553224), (72, 277621190), (73, 273818160), (77, 259593840), (80, 249859071), (84, 237961020), (88, 227144610), (90, 222096952), (99, 201906320), (105, 190368816), (110, 181715688), (112, 178470765), (120, 166572714), (121, 165196080), (126, 158640680), (132, 151429740), (140, 142776612), (144, 138810595), (146, 136909080), (154, 129796920), (165, 121143792), (168, 118980510), (176, 113572305), (180, 111048476), (198, 100953160), (210, 95184408), (219, 91272720), (220, 90857844), (231, 86531280), (240, 83286357), (242, 82598040), (252, 79320340), (264, 75714870), (280, 71388306), (292, 68454540), (308, 64898460), (315, 63456272), (330, 60571896), (336, 59490255), (360, 55524238), (363, 55065360), (365, 54763632), (385, 51918768), (396, 50476580), (420, 47592204), (438, 45636360), (440, 45428922), (449, 44518320), (462, 43265640), (484, 41299020), (495, 40381264), (504, 39660170), (511, 39116880), (528, 37857435), (560, 35694153), (584, 34227270), (605, 33039216), (616, 32449230), (630, 31728136), (657, 30424240), (660, 30285948), (693, 28843760), (720, 27762119), (726, 27532680), (730, 27381816), (770, 25959384), (792, 25238290), (803, 24892560), (840, 23796102), (847, 23599440), (876, 22818180), (880, 22714461), (898, 22259160), (924, 21632820), (968, 20649510), (990, 20190632), (1008, 19830085), (1022, 19558440), (1089, 18355120), (1095, 18254544), (1155, 17306256), (1168, 17113635), (1210, 16519608), (1232, 16224615), (1260, 15864068), (1314, 15212120), (1320, 15142974), (1347, 14839440), (1386, 14421880), (1452, 13766340), (1460, 13690908), (1533, 13038960), (1540, 12979692), (1584, 12619145), (1606, 12446280), (1680, 11898051), (1694, 11799720), (1752, 11409090), (1796, 11129580), (1815, 11013072), (1848, 10816410), (1936, 10324755), (1980, 10095316), (2044, 9779220), (2178, 9177560), (2190, 9127272), (2245, 8903664), (2310, 8653128), (2409, 8297520), (2420, 8259804), (2520, 7932034), (2541, 7866480), (2555, 7823376), (2628, 7606060), (2640, 7571487), (2694, 7419720), (2772, 7210940), (2904, 6883170), (2920, 6845454), (3066, 6519480), (3080, 6489846), (3143, 6359760), (3212, 6223140), (3285, 6084848), (3388, 5899860), (3465, 5768752), (3504, 5704545), (3592, 5564790), (3630, 5506536), (3696, 5408205), (3960, 5047658), (4015, 4978512), (4041, 4946480), (4088, 4889610), (4235, 4719888), (4356, 4588780), (4380, 4563636), (4490, 4451832), (4599, 4346320), (4620, 4326564), (4818, 4148760), (4840, 4129902), (4939, 4047120), (5040, 3966017), (5082, 3933240), (5110, 3911688), (5256, 3803030), (5388, 3709860), (5445, 3671024), (5544, 3605470), (5621, 3556080), (5808, 3441585), (5840, 3422727), (6132, 3259740), (6160, 3244923), (6286, 3179880), (6424, 3111570), (6570, 3042424), (6735, 2967888), (6776, 2949930), (6930, 2884376), (7184, 2782395), (7227, 2765840), (7260, 2753268), (7623, 2622160), (7665, 2607792), (7920, 2523829), (8030, 2489256), (8082, 2473240), (8176, 2444805), (8470, 2359944), (8712, 2294390), (8760, 2281818), (8833, 2262960), (8980, 2225916), (9198, 2173160), (9240, 2163282), (9429, 2119920), (9636, 2074380), (9680, 2064951), (9878, 2023560), (10164, 1966620), (10220, 1955844), (10512, 1901515), (10776, 1854930), (10890, 1835512), (11088, 1802735), (11242, 1778040), (12045, 1659504), (12264, 1629870), (12572, 1589940), (12705, 1573296), (12848, 1555785), (13140, 1521212), (13470, 1483944), (13552, 1474965), (13860, 1442188), (14454, 1382920), (14520, 1376634), (14817, 1349040), (15246, 1311080), (15330, 1303896), (15715, 1271952), (16060, 1244628), (16164, 1236620), (16863, 1185360), (16940, 1179972), (17424, 1147195), (17520, 1140909), (17666, 1131480), (17960, 1112958), (18396, 1086580), (18480, 1081641), (18858, 1059960), (19272, 1037190), (19756, 1011780), (20205, 989296), (20328, 983310), (20440, 977922), (21552, 927465), (21780, 917756), (22484, 889020), (22995, 869264), (24090, 829752), (24528, 814935), (24695, 809424), (25144, 794970), (25410, 786648), (26280, 760606), (26499, 754320), (26940, 741972), (27720, 721094), (28105, 711216), (28287, 706640), (28908, 691460), (29040, 688317), (29634, 674520), (30492, 655540), (30660, 651948), (31430, 635976), (32120, 622314), (32328, 618310), (32777, 609840), (33726, 592680), (33880, 589986), (34573, 578160), (35332, 565740), (35920, 556479), (36135, 553168), (36792, 543290), (37716, 529980), (38115, 524432), (38544, 518595), (39512, 505890), (40410, 494648), (40656, 491655), (40880, 488961), (43560, 458878), (44165, 452592), (44451, 449680), (44968, 444510), (45990, 434632), (47145, 423984), (48180, 414876), (49390, 404712), (50288, 397485), (50589, 395120), (50820, 393324), (52560, 380303), (52998, 377160), (53880, 370986), (54329, 367920), (55440, 360547), (56210, 355608), (56574, 353320), (57816, 345730), (59268, 337260), (60984, 327770), (61320, 325974), (61831, 323280), (62860, 317988), (64240, 311157), (64656, 309155), (65554, 304920), (67452, 296340), (67760, 294993), (69146, 289080), (70664, 282870), (72270, 276584), (73584, 271645), (74085, 269808), (75432, 264990), (76230, 262216), (79024, 252945), (79497, 251440), (80820, 247324), (84315, 237072), (87120, 229439), (88330, 226296), (88902, 224840), (89936, 222255), (91980, 217316), (94290, 211992), (96360, 207438), (98331, 203280), (98780, 202356), (101178, 197560), (101640, 196662), (103719, 192720), (105996, 188580), (107760, 185493), (108658, 183960), (112420, 177804), (113148, 176660), (115632, 172865), (118536, 168630), (121968, 163885), (122640, 162987), (123662, 161640), (125720, 158994), (131108, 152460), (132495, 150864), (134904, 148170), (138292, 144540), (141328, 141435)]