21285997920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{661}}^1$

素因数の和:819

約数の個数: 576

約数和(自身を含む): 84319522560

約数和(自身を除く): 63033524640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 19, 20, 22, 24, 30, 32, 33, 36, 38, 40, 44, 45, 48, 55, 57, 60, 66, 72, 76, 80, 88, 90, 95, 96, 99, 107, 110, 114, 120, 132, 144, 152, 160, 165, 171, 176, 180, 190, 198, 209, 214, 220, 228, 240, 264, 285, 288, 304, 321, 330, 342, 352, 360, 380, 396, 418, 428, 440, 456, 480, 495, 528, 535, 570, 608, 627, 642, 660, 661, 684, 720, 760, 792, 836, 855, 856, 880, 912, 963, 990, 1045, 1056, 1070, 1140, 1177, 1254, 1284, 1320, 1322, 1368, 1440, 1520, 1584, 1605, 1672, 1710, 1712, 1760, 1824, 1881, 1926, 1980, 1983, 2033, 2090, 2140, 2280, 2354, 2508, 2568, 2640, 2644, 2736, 3040, 3135, 3168, 3210, 3305, 3344, 3420, 3424, 3531, 3762, 3852, 3960, 3966, 4066, 4180, 4280, 4560, 4708, 4815, 5016, 5136, 5280, 5288, 5472, 5885, 5949, 6099, 6270, 6420, 6610, 6688, 6840, 7062, 7271, 7524, 7704, 7920, 7932, 8132, 8360, 8560, 9120, 9405, 9416, 9630, 9915, 10032, 10165, 10272, 10576, 10593, 11770, 11898, 12198, 12540, 12559, 12840, 13220, 13680, 14124, 14542, 15048, 15408, 15840, 15864, 16264, 16720, 17120, 17655, 18297, 18810, 18832, 19260, 19830, 20064, 20330, 21152, 21186, 21813, 22363, 23540, 23796, 24396, 25080, 25118, 25680, 26440, 27360, 28248, 29084, 29745, 30096, 30495, 30816, 31728, 32528, 33440, 35310, 36355, 36594, 37620, 37664, 37677, 38520, 39660, 40660, 42372, 43626, 44726, 47080, 47592, 48792, 50160, 50236, 51360, 52880, 52965, 56496, 58168, 59490, 60192, 60990, 62795, 63456, 65056, 65439, 67089, 70620, 70727, 72710, 73188, 75240, 75354, 77040, 79320, 81320, 84744, 87252, 89452, 91485, 94160, 95184, 97584, 100320, 100472, 105760, 105930, 109065, 111815, 112992, 113031, 116336, 118980, 121980, 125590, 130878, 134178, 138149, 141240, 141454, 145420, 146376, 150480, 150708, 154080, 158640, 162640, 169488, 174504, 178904, 182970, 188320, 188385, 190368, 195168, 200944, 201267, 211860, 212181, 218130, 223630, 226062, 232672, 237960, 243960, 251180, 261756, 268356, 276298, 282480, 282908, 290840, 292752, 300960, 301416, 317280, 325280, 327195, 335445, 338976, 349008, 353635, 357808, 365940, 376770, 401888, 402534, 414447, 423720, 424362, 436260, 447260, 452124, 475920, 487920, 502360, 523512, 536712, 552596, 564960, 565155, 565816, 581680, 585504, 602832, 636543, 654390, 670890, 690745, 698016, 707270, 715616, 731880, 753540, 777997, 805068, 828894, 847440, 848724, 872520, 894520, 904248, 951840, 975840, 1004720, 1006335, 1047024, 1060905, 1073424, 1105192, 1130310, 1131632, 1163360, 1205664, 1243341, 1273086, 1308780, 1341780, 1343813, 1381490, 1414540, 1463760, 1507080, 1555994, 1610136, 1657788, 1694880, 1697448, 1745040, 1789040, 1808496, 2009440, 2012670, 2072235, 2094048, 2121810, 2146848, 2210384, 2260620, 2263264, 2333991, 2486682, 2546172, 2617560, 2683560, 2687626, 2762980, 2829080, 2927520, 3014160, 3111988, 3182715, 3220272, 3315576, 3394896, 3490080, 3578080, 3616992, 3889985, 4025340, 4031439, 4144470, 4243620, 4420768, 4521240, 4667982, 4973364, 5092344, 5235120, 5367120, 5375252, 5525960, 5658160, 6028320, 6216705, 6223976, 6365430, 6440544, 6631152, 6719065, 6789792, 7001973, 7779970, 8050680, 8062878, 8288940, 8487240, 9042480, 9335964, 9946728, 10184688, 10470240, 10734240, 10750504, 11051920, 11316320, 11669955, 12094317, 12433410, 12447952, 12730860, 13262304, 13438130, 14003946, 14781943, 15559940, 16101360, 16125756, 16577880, 16974480, 18084960, 18671928, 19893456, 20157195, 20369376, 21501008, 22103840, 23339910, 24188634, 24866820, 24895904, 25461720, 26876260, 28007892, 29563886, 31119880, 32202720, 32251512, 33155760, 33948960, 35009865, 37343856, 39786912, 40314390, 43002016, 44345829, 46679820, 48377268, 49733640, 50923440, 53752520, 56015784, 59127772, 60471585, 62239760, 64503024, 66311520, 70019730, 73909715, 74687712, 80628780, 88691658, 93359640, 96754536, 99467280, 101846880, 107505040, 112031568, 118255544, 120943170, 124479520, 129006048, 133037487, 140039460, 147819430, 161257560, 177383316, 186719280, 193509072, 198934560, 215010080, 221729145, 224063136, 236511088, 241886340, 266074974, 280078920, 295638860, 322515120, 354766632, 373438560, 387018144, 443458290, 473022176, 483772680, 532149948, 560157840, 591277720, 645030240, 665187435, 709533264, 886916580, 967545360, 1064299896, 1120315680, 1182555440, 1330374870, 1419066528, 1773833160, 1935090720, 2128599792, 2365110880, 2660749740, 3547666320, 4257199584, 5321499480, 7095332640, 10642998960, 21285997920]

約数ペア:

[(1, 21285997920), (2, 10642998960), (3, 7095332640), (4, 5321499480), (5, 4257199584), (6, 3547666320), (8, 2660749740), (9, 2365110880), (10, 2128599792), (11, 1935090720), (12, 1773833160), (15, 1419066528), (16, 1330374870), (18, 1182555440), (19, 1120315680), (20, 1064299896), (22, 967545360), (24, 886916580), (30, 709533264), (32, 665187435), (33, 645030240), (36, 591277720), (38, 560157840), (40, 532149948), (44, 483772680), (45, 473022176), (48, 443458290), (55, 387018144), (57, 373438560), (60, 354766632), (66, 322515120), (72, 295638860), (76, 280078920), (80, 266074974), (88, 241886340), (90, 236511088), (95, 224063136), (96, 221729145), (99, 215010080), (107, 198934560), (110, 193509072), (114, 186719280), (120, 177383316), (132, 161257560), (144, 147819430), (152, 140039460), (160, 133037487), (165, 129006048), (171, 124479520), (176, 120943170), (180, 118255544), (190, 112031568), (198, 107505040), (209, 101846880), (214, 99467280), (220, 96754536), (228, 93359640), (240, 88691658), (264, 80628780), (285, 74687712), (288, 73909715), (304, 70019730), (321, 66311520), (330, 64503024), (342, 62239760), (352, 60471585), (360, 59127772), (380, 56015784), (396, 53752520), (418, 50923440), (428, 49733640), (440, 48377268), (456, 46679820), (480, 44345829), (495, 43002016), (528, 40314390), (535, 39786912), (570, 37343856), (608, 35009865), (627, 33948960), (642, 33155760), (660, 32251512), (661, 32202720), (684, 31119880), (720, 29563886), (760, 28007892), (792, 26876260), (836, 25461720), (855, 24895904), (856, 24866820), (880, 24188634), (912, 23339910), (963, 22103840), (990, 21501008), (1045, 20369376), (1056, 20157195), (1070, 19893456), (1140, 18671928), (1177, 18084960), (1254, 16974480), (1284, 16577880), (1320, 16125756), (1322, 16101360), (1368, 15559940), (1440, 14781943), (1520, 14003946), (1584, 13438130), (1605, 13262304), (1672, 12730860), (1710, 12447952), (1712, 12433410), (1760, 12094317), (1824, 11669955), (1881, 11316320), (1926, 11051920), (1980, 10750504), (1983, 10734240), (2033, 10470240), (2090, 10184688), (2140, 9946728), (2280, 9335964), (2354, 9042480), (2508, 8487240), (2568, 8288940), (2640, 8062878), (2644, 8050680), (2736, 7779970), (3040, 7001973), (3135, 6789792), (3168, 6719065), (3210, 6631152), (3305, 6440544), (3344, 6365430), (3420, 6223976), (3424, 6216705), (3531, 6028320), (3762, 5658160), (3852, 5525960), (3960, 5375252), (3966, 5367120), (4066, 5235120), (4180, 5092344), (4280, 4973364), (4560, 4667982), (4708, 4521240), (4815, 4420768), (5016, 4243620), (5136, 4144470), (5280, 4031439), (5288, 4025340), (5472, 3889985), (5885, 3616992), (5949, 3578080), (6099, 3490080), (6270, 3394896), (6420, 3315576), (6610, 3220272), (6688, 3182715), (6840, 3111988), (7062, 3014160), (7271, 2927520), (7524, 2829080), (7704, 2762980), (7920, 2687626), (7932, 2683560), (8132, 2617560), (8360, 2546172), (8560, 2486682), (9120, 2333991), (9405, 2263264), (9416, 2260620), (9630, 2210384), (9915, 2146848), (10032, 2121810), (10165, 2094048), (10272, 2072235), (10576, 2012670), (10593, 2009440), (11770, 1808496), (11898, 1789040), (12198, 1745040), (12540, 1697448), (12559, 1694880), (12840, 1657788), (13220, 1610136), (13680, 1555994), (14124, 1507080), (14542, 1463760), (15048, 1414540), (15408, 1381490), (15840, 1343813), (15864, 1341780), (16264, 1308780), (16720, 1273086), (17120, 1243341), (17655, 1205664), (18297, 1163360), (18810, 1131632), (18832, 1130310), (19260, 1105192), (19830, 1073424), (20064, 1060905), (20330, 1047024), (21152, 1006335), (21186, 1004720), (21813, 975840), (22363, 951840), (23540, 904248), (23796, 894520), (24396, 872520), (25080, 848724), (25118, 847440), (25680, 828894), (26440, 805068), (27360, 777997), (28248, 753540), (29084, 731880), (29745, 715616), (30096, 707270), (30495, 698016), (30816, 690745), (31728, 670890), (32528, 654390), (33440, 636543), (35310, 602832), (36355, 585504), (36594, 581680), (37620, 565816), (37664, 565155), (37677, 564960), (38520, 552596), (39660, 536712), (40660, 523512), (42372, 502360), (43626, 487920), (44726, 475920), (47080, 452124), (47592, 447260), (48792, 436260), (50160, 424362), (50236, 423720), (51360, 414447), (52880, 402534), (52965, 401888), (56496, 376770), (58168, 365940), (59490, 357808), (60192, 353635), (60990, 349008), (62795, 338976), (63456, 335445), (65056, 327195), (65439, 325280), (67089, 317280), (70620, 301416), (70727, 300960), (72710, 292752), (73188, 290840), (75240, 282908), (75354, 282480), (77040, 276298), (79320, 268356), (81320, 261756), (84744, 251180), (87252, 243960), (89452, 237960), (91485, 232672), (94160, 226062), (95184, 223630), (97584, 218130), (100320, 212181), (100472, 211860), (105760, 201267), (105930, 200944), (109065, 195168), (111815, 190368), (112992, 188385), (113031, 188320), (116336, 182970), (118980, 178904), (121980, 174504), (125590, 169488), (130878, 162640), (134178, 158640), (138149, 154080), (141240, 150708), (141454, 150480), (145420, 146376)]