90780240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{10223}}^1$

素因数の和:10276

約数の個数: 80

約数和(自身を含む): 289052928

約数和(自身を除く): 198272688

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, 8880, 10223, 20446, 30669, 40892, 51115, 61338, 81784, 102230, 122676, 153345, 163568, 204460, 245352, 306690, 378251, 408920, 490704, 613380, 756502, 817840, 1134753, 1226760, 1513004, 1891255, 2269506, 2453520, 3026008, 3782510, 4539012, 5673765, 6052016, 7565020, 9078024, 11347530, 15130040, 18156048, 22695060, 30260080, 45390120, 90780240]

約数ペア:

[(1, 90780240), (2, 45390120), (3, 30260080), (4, 22695060), (5, 18156048), (6, 15130040), (8, 11347530), (10, 9078024), (12, 7565020), (15, 6052016), (16, 5673765), (20, 4539012), (24, 3782510), (30, 3026008), (37, 2453520), (40, 2269506), (48, 1891255), (60, 1513004), (74, 1226760), (80, 1134753), (111, 817840), (120, 756502), (148, 613380), (185, 490704), (222, 408920), (240, 378251), (296, 306690), (370, 245352), (444, 204460), (555, 163568), (592, 153345), (740, 122676), (888, 102230), (1110, 81784), (1480, 61338), (1776, 51115), (2220, 40892), (2960, 30669), (4440, 20446), (8880, 10223)]