20640643200

素因数分解:

$2^7\times 3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{379}}^1$

素因数の和:501

約数の個数: 576

約数和(自身を含む): 77476588800

約数和(自身を除く): 56835945600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 31, 32, 36, 40, 45, 48, 50, 60, 61, 62, 64, 72, 75, 80, 90, 93, 96, 100, 120, 122, 124, 128, 144, 150, 155, 160, 180, 183, 186, 192, 200, 225, 240, 244, 248, 279, 288, 300, 305, 310, 320, 360, 366, 372, 379, 384, 400, 450, 465, 480, 488, 496, 549, 558, 576, 600, 610, 620, 640, 720, 732, 744, 758, 775, 800, 900, 915, 930, 960, 976, 992, 1098, 1116, 1137, 1152, 1200, 1220, 1240, 1395, 1440, 1464, 1488, 1516, 1525, 1550, 1600, 1800, 1830, 1860, 1891, 1895, 1920, 1952, 1984, 2196, 2232, 2274, 2325, 2400, 2440, 2480, 2745, 2790, 2880, 2928, 2976, 3032, 3050, 3100, 3200, 3411, 3600, 3660, 3720, 3782, 3790, 3904, 3968, 4392, 4464, 4548, 4575, 4650, 4800, 4880, 4960, 5490, 5580, 5673, 5685, 5760, 5856, 5952, 6064, 6100, 6200, 6822, 6975, 7200, 7320, 7440, 7564, 7580, 7808, 8784, 8928, 9096, 9150, 9300, 9455, 9475, 9600, 9760, 9920, 10980, 11160, 11346, 11370, 11712, 11749, 11904, 12128, 12200, 12400, 13644, 13725, 13950, 14400, 14640, 14880, 15128, 15160, 17019, 17055, 17568, 17856, 18192, 18300, 18600, 18910, 18950, 19520, 19840, 21960, 22320, 22692, 22740, 23119, 23424, 23498, 24256, 24400, 24800, 27288, 27450, 27900, 28365, 28425, 28800, 29280, 29760, 30256, 30320, 34038, 34110, 35136, 35247, 35712, 36384, 36600, 37200, 37820, 37900, 39040, 43920, 44640, 45384, 45480, 46238, 46996, 47275, 48512, 48800, 49600, 54576, 54900, 55800, 56730, 56850, 58560, 58745, 59520, 60512, 60640, 68076, 68220, 69357, 70272, 70494, 72768, 73200, 74400, 75640, 75800, 85095, 85275, 87840, 89280, 90768, 90960, 92476, 93992, 94550, 97600, 99200, 105741, 109152, 109800, 111600, 113460, 113700, 115595, 117120, 117490, 121024, 121280, 136152, 136440, 138714, 140988, 141825, 145536, 146400, 148800, 151280, 151600, 170190, 170550, 175680, 176235, 178560, 181536, 181920, 184952, 187984, 189100, 195200, 208071, 211482, 218304, 219600, 223200, 226920, 227400, 231190, 234980, 242048, 242560, 272304, 272880, 277428, 281976, 283650, 292800, 293725, 297600, 302560, 303200, 340380, 341100, 346785, 351360, 352470, 363072, 363840, 369904, 375968, 378200, 416142, 422964, 425475, 436608, 439200, 446400, 453840, 454800, 462380, 469960, 528705, 544608, 545760, 554856, 563952, 567300, 577975, 585600, 587450, 605120, 606400, 680760, 682200, 693570, 704940, 716689, 726144, 727680, 739808, 751936, 756400, 832284, 845928, 850950, 878400, 881175, 892800, 907680, 909600, 924760, 939920, 1040355, 1057410, 1089216, 1091520, 1109712, 1127904, 1134600, 1155950, 1174900, 1210240, 1212800, 1361520, 1364400, 1387140, 1409880, 1433378, 1479616, 1503872, 1512800, 1664568, 1691856, 1701900, 1733925, 1756800, 1762350, 1815360, 1819200, 1849520, 1879840, 2080710, 2114820, 2150067, 2178432, 2183040, 2219424, 2255808, 2269200, 2311900, 2349800, 2643525, 2723040, 2728800, 2774280, 2819760, 2866756, 2959232, 3025600, 3329136, 3383712, 3403800, 3467850, 3524700, 3583445, 3630720, 3638400, 3699040, 3759680, 4161420, 4229640, 4300134, 4438848, 4511616, 4538400, 4623800, 4699600, 5201775, 5287050, 5446080, 5457600, 5548560, 5639520, 5733512, 6051200, 6450201, 6658272, 6767424, 6807600, 6935700, 7049400, 7166890, 7398080, 7519360, 8322840, 8459280, 8600268, 8877696, 9076800, 9247600, 9399200, 10403550, 10574100, 10750335, 10892160, 10915200, 11097120, 11279040, 11467024, 12900402, 13316544, 13534848, 13615200, 13871400, 14098800, 14333780, 14796160, 16645680, 16918560, 17200536, 17917225, 18153600, 18495200, 18798400, 20807100, 21148200, 21500670, 22194240, 22558080, 22934048, 25800804, 26633088, 27230400, 27742800, 28197600, 28667560, 32251005, 33291360, 33837120, 34401072, 35834450, 36990400, 37596800, 41614200, 42296400, 43001340, 44388480, 45868096, 51601608, 53751675, 54460800, 55485600, 56395200, 57335120, 64502010, 66582720, 67674240, 68802144, 71668900, 73980800, 83228400, 84592800, 86002680, 91736192, 103203216, 107503350, 110971200, 112790400, 114670240, 129004020, 133165440, 137604288, 143337800, 161255025, 166456800, 169185600, 172005360, 206406432, 215006700, 221942400, 229340480, 258008040, 275208576, 286675600, 322510050, 332913600, 338371200, 344010720, 412812864, 430013400, 458680960, 516016080, 573351200, 645020100, 665827200, 688021440, 825625728, 860026800, 1032032160, 1146702400, 1290040200, 1376042880, 1720053600, 2064064320, 2293404800, 2580080400, 3440107200, 4128128640, 5160160800, 6880214400, 10320321600, 20640643200]

約数ペア:

[(1, 20640643200), (2, 10320321600), (3, 6880214400), (4, 5160160800), (5, 4128128640), (6, 3440107200), (8, 2580080400), (9, 2293404800), (10, 2064064320), (12, 1720053600), (15, 1376042880), (16, 1290040200), (18, 1146702400), (20, 1032032160), (24, 860026800), (25, 825625728), (30, 688021440), (31, 665827200), (32, 645020100), (36, 573351200), (40, 516016080), (45, 458680960), (48, 430013400), (50, 412812864), (60, 344010720), (61, 338371200), (62, 332913600), (64, 322510050), (72, 286675600), (75, 275208576), (80, 258008040), (90, 229340480), (93, 221942400), (96, 215006700), (100, 206406432), (120, 172005360), (122, 169185600), (124, 166456800), (128, 161255025), (144, 143337800), (150, 137604288), (155, 133165440), (160, 129004020), (180, 114670240), (183, 112790400), (186, 110971200), (192, 107503350), (200, 103203216), (225, 91736192), (240, 86002680), (244, 84592800), (248, 83228400), (279, 73980800), (288, 71668900), (300, 68802144), (305, 67674240), (310, 66582720), (320, 64502010), (360, 57335120), (366, 56395200), (372, 55485600), (379, 54460800), (384, 53751675), (400, 51601608), (450, 45868096), (465, 44388480), (480, 43001340), (488, 42296400), (496, 41614200), (549, 37596800), (558, 36990400), (576, 35834450), (600, 34401072), (610, 33837120), (620, 33291360), (640, 32251005), (720, 28667560), (732, 28197600), (744, 27742800), (758, 27230400), (775, 26633088), (800, 25800804), (900, 22934048), (915, 22558080), (930, 22194240), (960, 21500670), (976, 21148200), (992, 20807100), (1098, 18798400), (1116, 18495200), (1137, 18153600), (1152, 17917225), (1200, 17200536), (1220, 16918560), (1240, 16645680), (1395, 14796160), (1440, 14333780), (1464, 14098800), (1488, 13871400), (1516, 13615200), (1525, 13534848), (1550, 13316544), (1600, 12900402), (1800, 11467024), (1830, 11279040), (1860, 11097120), (1891, 10915200), (1895, 10892160), (1920, 10750335), (1952, 10574100), (1984, 10403550), (2196, 9399200), (2232, 9247600), (2274, 9076800), (2325, 8877696), (2400, 8600268), (2440, 8459280), (2480, 8322840), (2745, 7519360), (2790, 7398080), (2880, 7166890), (2928, 7049400), (2976, 6935700), (3032, 6807600), (3050, 6767424), (3100, 6658272), (3200, 6450201), (3411, 6051200), (3600, 5733512), (3660, 5639520), (3720, 5548560), (3782, 5457600), (3790, 5446080), (3904, 5287050), (3968, 5201775), (4392, 4699600), (4464, 4623800), (4548, 4538400), (4575, 4511616), (4650, 4438848), (4800, 4300134), (4880, 4229640), (4960, 4161420), (5490, 3759680), (5580, 3699040), (5673, 3638400), (5685, 3630720), (5760, 3583445), (5856, 3524700), (5952, 3467850), (6064, 3403800), (6100, 3383712), (6200, 3329136), (6822, 3025600), (6975, 2959232), (7200, 2866756), (7320, 2819760), (7440, 2774280), (7564, 2728800), (7580, 2723040), (7808, 2643525), (8784, 2349800), (8928, 2311900), (9096, 2269200), (9150, 2255808), (9300, 2219424), (9455, 2183040), (9475, 2178432), (9600, 2150067), (9760, 2114820), (9920, 2080710), (10980, 1879840), (11160, 1849520), (11346, 1819200), (11370, 1815360), (11712, 1762350), (11749, 1756800), (11904, 1733925), (12128, 1701900), (12200, 1691856), (12400, 1664568), (13644, 1512800), (13725, 1503872), (13950, 1479616), (14400, 1433378), (14640, 1409880), (14880, 1387140), (15128, 1364400), (15160, 1361520), (17019, 1212800), (17055, 1210240), (17568, 1174900), (17856, 1155950), (18192, 1134600), (18300, 1127904), (18600, 1109712), (18910, 1091520), (18950, 1089216), (19520, 1057410), (19840, 1040355), (21960, 939920), (22320, 924760), (22692, 909600), (22740, 907680), (23119, 892800), (23424, 881175), (23498, 878400), (24256, 850950), (24400, 845928), (24800, 832284), (27288, 756400), (27450, 751936), (27900, 739808), (28365, 727680), (28425, 726144), (28800, 716689), (29280, 704940), (29760, 693570), (30256, 682200), (30320, 680760), (34038, 606400), (34110, 605120), (35136, 587450), (35247, 585600), (35712, 577975), (36384, 567300), (36600, 563952), (37200, 554856), (37820, 545760), (37900, 544608), (39040, 528705), (43920, 469960), (44640, 462380), (45384, 454800), (45480, 453840), (46238, 446400), (46996, 439200), (47275, 436608), (48512, 425475), (48800, 422964), (49600, 416142), (54576, 378200), (54900, 375968), (55800, 369904), (56730, 363840), (56850, 363072), (58560, 352470), (58745, 351360), (59520, 346785), (60512, 341100), (60640, 340380), (68076, 303200), (68220, 302560), (69357, 297600), (70272, 293725), (70494, 292800), (72768, 283650), (73200, 281976), (74400, 277428), (75640, 272880), (75800, 272304), (85095, 242560), (85275, 242048), (87840, 234980), (89280, 231190), (90768, 227400), (90960, 226920), (92476, 223200), (93992, 219600), (94550, 218304), (97600, 211482), (99200, 208071), (105741, 195200), (109152, 189100), (109800, 187984), (111600, 184952), (113460, 181920), (113700, 181536), (115595, 178560), (117120, 176235), (117490, 175680), (121024, 170550), (121280, 170190), (136152, 151600), (136440, 151280), (138714, 148800), (140988, 146400), (141825, 145536)]