78738960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{8867}}^1$

素因数の和:8920

約数の個数: 80

約数和(自身を含む): 250716096

約数和(自身を除く): 171977136

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 111, 120, 148, 185, 222, 240, 296, 370, 444, 555, 592, 740, 888, 1110, 1480, 1776, 2220, 2960, 4440, 8867, 8880, 17734, 26601, 35468, 44335, 53202, 70936, 88670, 106404, 133005, 141872, 177340, 212808, 266010, 328079, 354680, 425616, 532020, 656158, 709360, 984237, 1064040, 1312316, 1640395, 1968474, 2128080, 2624632, 3280790, 3936948, 4921185, 5249264, 6561580, 7873896, 9842370, 13123160, 15747792, 19684740, 26246320, 39369480, 78738960]

約数ペア:

[(1, 78738960), (2, 39369480), (3, 26246320), (4, 19684740), (5, 15747792), (6, 13123160), (8, 9842370), (10, 7873896), (12, 6561580), (15, 5249264), (16, 4921185), (20, 3936948), (24, 3280790), (30, 2624632), (37, 2128080), (40, 1968474), (48, 1640395), (60, 1312316), (74, 1064040), (80, 984237), (111, 709360), (120, 656158), (148, 532020), (185, 425616), (222, 354680), (240, 328079), (296, 266010), (370, 212808), (444, 177340), (555, 141872), (592, 133005), (740, 106404), (888, 88670), (1110, 70936), (1480, 53202), (1776, 44335), (2220, 35468), (2960, 26601), (4440, 17734), (8867, 8880)]