64718640

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{12841}}^1$

素因数の和:12867

約数の個数: 120

約数和(自身を含む): 248415648

約数和(自身を除く): 183697008

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 12841, 25682, 38523, 51364, 64205, 77046, 89887, 102728, 115569, 128410, 154092, 179774, 192615, 205456, 231138, 256820, 269661, 308184, 359548, 385230, 449435, 462276, 513640, 539322, 577845, 616368, 719096, 770460, 808983, 898870, 924552, 1027280, 1078644, 1155690, 1348305, 1438192, 1540920, 1617966, 1797740, 1849104, 2157288, 2311380, 2696610, 3081840, 3235932, 3595480, 4044915, 4314576, 4622760, 5393220, 6471864, 7190960, 8089830, 9245520, 10786440, 12943728, 16179660, 21572880, 32359320, 64718640]

約数ペア:

[(1, 64718640), (2, 32359320), (3, 21572880), (4, 16179660), (5, 12943728), (6, 10786440), (7, 9245520), (8, 8089830), (9, 7190960), (10, 6471864), (12, 5393220), (14, 4622760), (15, 4314576), (16, 4044915), (18, 3595480), (20, 3235932), (21, 3081840), (24, 2696610), (28, 2311380), (30, 2157288), (35, 1849104), (36, 1797740), (40, 1617966), (42, 1540920), (45, 1438192), (48, 1348305), (56, 1155690), (60, 1078644), (63, 1027280), (70, 924552), (72, 898870), (80, 808983), (84, 770460), (90, 719096), (105, 616368), (112, 577845), (120, 539322), (126, 513640), (140, 462276), (144, 449435), (168, 385230), (180, 359548), (210, 308184), (240, 269661), (252, 256820), (280, 231138), (315, 205456), (336, 192615), (360, 179774), (420, 154092), (504, 128410), (560, 115569), (630, 102728), (720, 89887), (840, 77046), (1008, 64205), (1260, 51364), (1680, 38523), (2520, 25682), (5040, 12841)]