257324640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{14489}}^1$

素因数の和:14544

約数の個数: 96

約数和(自身を含む): 832537440

約数和(自身を除く): 575212800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 74, 80, 96, 111, 120, 148, 160, 185, 222, 240, 296, 370, 444, 480, 555, 592, 740, 888, 1110, 1184, 1480, 1776, 2220, 2960, 3552, 4440, 5920, 8880, 14489, 17760, 28978, 43467, 57956, 72445, 86934, 115912, 144890, 173868, 217335, 231824, 289780, 347736, 434670, 463648, 536093, 579560, 695472, 869340, 1072186, 1159120, 1390944, 1608279, 1738680, 2144372, 2318240, 2680465, 3216558, 3477360, 4288744, 5360930, 6433116, 6954720, 8041395, 8577488, 10721860, 12866232, 16082790, 17154976, 21443720, 25732464, 32165580, 42887440, 51464928, 64331160, 85774880, 128662320, 257324640]

約数ペア:

[(1, 257324640), (2, 128662320), (3, 85774880), (4, 64331160), (5, 51464928), (6, 42887440), (8, 32165580), (10, 25732464), (12, 21443720), (15, 17154976), (16, 16082790), (20, 12866232), (24, 10721860), (30, 8577488), (32, 8041395), (37, 6954720), (40, 6433116), (48, 5360930), (60, 4288744), (74, 3477360), (80, 3216558), (96, 2680465), (111, 2318240), (120, 2144372), (148, 1738680), (160, 1608279), (185, 1390944), (222, 1159120), (240, 1072186), (296, 869340), (370, 695472), (444, 579560), (480, 536093), (555, 463648), (592, 434670), (740, 347736), (888, 289780), (1110, 231824), (1184, 217335), (1480, 173868), (1776, 144890), (2220, 115912), (2960, 86934), (3552, 72445), (4440, 57956), (5920, 43467), (8880, 28978), (14489, 17760)]