157394440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{18133}}^1$

素因数の和:18182

約数の個数: 64

約数和(自身を含む): 417807360

約数和(自身を除く): 260412920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 18133, 36266, 72532, 90665, 126931, 145064, 181330, 253862, 362660, 507724, 562123, 634655, 725320, 1015448, 1124246, 1269310, 2248492, 2538620, 2810615, 3934861, 4496984, 5077240, 5621230, 7869722, 11242460, 15739444, 19674305, 22484920, 31478888, 39348610, 78697220, 157394440]

約数ペア:

[(1, 157394440), (2, 78697220), (4, 39348610), (5, 31478888), (7, 22484920), (8, 19674305), (10, 15739444), (14, 11242460), (20, 7869722), (28, 5621230), (31, 5077240), (35, 4496984), (40, 3934861), (56, 2810615), (62, 2538620), (70, 2248492), (124, 1269310), (140, 1124246), (155, 1015448), (217, 725320), (248, 634655), (280, 562123), (310, 507724), (434, 362660), (620, 253862), (868, 181330), (1085, 145064), (1240, 126931), (1736, 90665), (2170, 72532), (4340, 36266), (8680, 18133)]