21975170220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{12161}}^1\times {\mathrm{10039}}^1$

素因数の和:22215

約数の個数: 72

約数和(自身を含む): 66670138080

約数和(自身を除く): 44694967860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 10039, 12161, 20078, 24322, 30117, 36483, 40156, 48644, 50195, 60234, 60805, 72966, 90351, 100390, 109449, 120468, 121610, 145932, 150585, 180702, 182415, 200780, 218898, 243220, 301170, 361404, 364830, 437796, 451755, 547245, 602340, 729660, 903510, 1094490, 1807020, 2188980, 122084279, 244168558, 366252837, 488337116, 610421395, 732505674, 1098758511, 1220842790, 1465011348, 1831264185, 2197517022, 2441685580, 3662528370, 4395034044, 5493792555, 7325056740, 10987585110, 21975170220]

約数ペア:

[(1, 21975170220), (2, 10987585110), (3, 7325056740), (4, 5493792555), (5, 4395034044), (6, 3662528370), (9, 2441685580), (10, 2197517022), (12, 1831264185), (15, 1465011348), (18, 1220842790), (20, 1098758511), (30, 732505674), (36, 610421395), (45, 488337116), (60, 366252837), (90, 244168558), (180, 122084279), (10039, 2188980), (12161, 1807020), (20078, 1094490), (24322, 903510), (30117, 729660), (36483, 602340), (40156, 547245), (48644, 451755), (50195, 437796), (60234, 364830), (60805, 361404), (72966, 301170), (90351, 243220), (100390, 218898), (109449, 200780), (120468, 182415), (121610, 180702), (145932, 150585)]