31995900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{73}}^1\times {\mathrm{487}}^1$

素因数の和:580

約数の個数: 108

約数和(自身を含む): 101871952

約数和(自身を除く): 69876052

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 73, 75, 90, 100, 146, 150, 180, 219, 225, 292, 300, 365, 438, 450, 487, 657, 730, 876, 900, 974, 1095, 1314, 1460, 1461, 1825, 1948, 2190, 2435, 2628, 2922, 3285, 3650, 4380, 4383, 4870, 5475, 5844, 6570, 7300, 7305, 8766, 9740, 10950, 12175, 13140, 14610, 16425, 17532, 21900, 21915, 24350, 29220, 32850, 35551, 36525, 43830, 48700, 65700, 71102, 73050, 87660, 106653, 109575, 142204, 146100, 177755, 213306, 219150, 319959, 355510, 426612, 438300, 533265, 639918, 711020, 888775, 1066530, 1279836, 1599795, 1777550, 2133060, 2666325, 3199590, 3555100, 5332650, 6399180, 7998975, 10665300, 15997950, 31995900]

約数ペア:

[(1, 31995900), (2, 15997950), (3, 10665300), (4, 7998975), (5, 6399180), (6, 5332650), (9, 3555100), (10, 3199590), (12, 2666325), (15, 2133060), (18, 1777550), (20, 1599795), (25, 1279836), (30, 1066530), (36, 888775), (45, 711020), (50, 639918), (60, 533265), (73, 438300), (75, 426612), (90, 355510), (100, 319959), (146, 219150), (150, 213306), (180, 177755), (219, 146100), (225, 142204), (292, 109575), (300, 106653), (365, 87660), (438, 73050), (450, 71102), (487, 65700), (657, 48700), (730, 43830), (876, 36525), (900, 35551), (974, 32850), (1095, 29220), (1314, 24350), (1460, 21915), (1461, 21900), (1825, 17532), (1948, 16425), (2190, 14610), (2435, 13140), (2628, 12175), (2922, 10950), (3285, 9740), (3650, 8766), (4380, 7305), (4383, 7300), (4870, 6570), (5475, 5844)]