87138960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{3331}}^1$

素因数の和:3456

約数の個数: 80

約数和(自身を含む): 272690880

約数和(自身を除く): 185551920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 109, 120, 218, 240, 327, 436, 545, 654, 872, 1090, 1308, 1635, 1744, 2180, 2616, 3270, 3331, 4360, 5232, 6540, 6662, 8720, 9993, 13080, 13324, 16655, 19986, 26160, 26648, 33310, 39972, 49965, 53296, 66620, 79944, 99930, 133240, 159888, 199860, 266480, 363079, 399720, 726158, 799440, 1089237, 1452316, 1815395, 2178474, 2904632, 3630790, 4356948, 5446185, 5809264, 7261580, 8713896, 10892370, 14523160, 17427792, 21784740, 29046320, 43569480, 87138960]

約数ペア:

[(1, 87138960), (2, 43569480), (3, 29046320), (4, 21784740), (5, 17427792), (6, 14523160), (8, 10892370), (10, 8713896), (12, 7261580), (15, 5809264), (16, 5446185), (20, 4356948), (24, 3630790), (30, 2904632), (40, 2178474), (48, 1815395), (60, 1452316), (80, 1089237), (109, 799440), (120, 726158), (218, 399720), (240, 363079), (327, 266480), (436, 199860), (545, 159888), (654, 133240), (872, 99930), (1090, 79944), (1308, 66620), (1635, 53296), (1744, 49965), (2180, 39972), (2616, 33310), (3270, 26648), (3331, 26160), (4360, 19986), (5232, 16655), (6540, 13324), (6662, 13080), (8720, 9993)]