1780112640

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{929}}^1$

素因数の和:1452

約数の個数: 144

約数和(自身を含む): 5702760000

約数和(自身を除く): 3922647360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 499, 640, 768, 929, 960, 998, 1280, 1497, 1858, 1920, 1996, 2495, 2787, 2994, 3716, 3840, 3992, 4645, 4990, 5574, 5988, 7432, 7485, 7984, 9290, 9980, 11148, 11976, 13935, 14864, 14970, 15968, 18580, 19960, 22296, 23952, 27870, 29728, 29940, 31936, 37160, 39920, 44592, 47904, 55740, 59456, 59880, 63872, 74320, 79840, 89184, 95808, 111480, 118912, 119760, 127744, 148640, 159680, 178368, 191616, 222960, 237824, 239520, 297280, 319360, 356736, 383232, 445920, 463571, 479040, 594560, 638720, 713472, 891840, 927142, 958080, 1189120, 1390713, 1783680, 1854284, 1916160, 2317855, 2781426, 3567360, 3708568, 4635710, 5562852, 6953565, 7417136, 9271420, 11125704, 13907130, 14834272, 18542840, 22251408, 27814260, 29668544, 37085680, 44502816, 55628520, 59337088, 74171360, 89005632, 111257040, 118674176, 148342720, 178011264, 222514080, 296685440, 356022528, 445028160, 593370880, 890056320, 1780112640]

約数ペア:

[(1, 1780112640), (2, 890056320), (3, 593370880), (4, 445028160), (5, 356022528), (6, 296685440), (8, 222514080), (10, 178011264), (12, 148342720), (15, 118674176), (16, 111257040), (20, 89005632), (24, 74171360), (30, 59337088), (32, 55628520), (40, 44502816), (48, 37085680), (60, 29668544), (64, 27814260), (80, 22251408), (96, 18542840), (120, 14834272), (128, 13907130), (160, 11125704), (192, 9271420), (240, 7417136), (256, 6953565), (320, 5562852), (384, 4635710), (480, 3708568), (499, 3567360), (640, 2781426), (768, 2317855), (929, 1916160), (960, 1854284), (998, 1783680), (1280, 1390713), (1497, 1189120), (1858, 958080), (1920, 927142), (1996, 891840), (2495, 713472), (2787, 638720), (2994, 594560), (3716, 479040), (3840, 463571), (3992, 445920), (4645, 383232), (4990, 356736), (5574, 319360), (5988, 297280), (7432, 239520), (7485, 237824), (7984, 222960), (9290, 191616), (9980, 178368), (11148, 159680), (11976, 148640), (13935, 127744), (14864, 119760), (14970, 118912), (15968, 111480), (18580, 95808), (19960, 89184), (22296, 79840), (23952, 74320), (27870, 63872), (29728, 59880), (29940, 59456), (31936, 55740), (37160, 47904), (39920, 44592)]