68424440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7883}}^1$

素因数の和:7932

約数の個数: 64

約数和(自身を含む): 181647360

約数和(自身を除く): 113222920

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, 7883, 8680, 15766, 31532, 39415, 55181, 63064, 78830, 110362, 157660, 220724, 244373, 275905, 315320, 441448, 488746, 551810, 977492, 1103620, 1221865, 1710611, 1954984, 2207240, 2443730, 3421222, 4887460, 6842444, 8553055, 9774920, 13684888, 17106110, 34212220, 68424440]

約数ペア:

[(1, 68424440), (2, 34212220), (4, 17106110), (5, 13684888), (7, 9774920), (8, 8553055), (10, 6842444), (14, 4887460), (20, 3421222), (28, 2443730), (31, 2207240), (35, 1954984), (40, 1710611), (56, 1221865), (62, 1103620), (70, 977492), (124, 551810), (140, 488746), (155, 441448), (217, 315320), (248, 275905), (280, 244373), (310, 220724), (434, 157660), (620, 110362), (868, 78830), (1085, 63064), (1240, 55181), (1736, 39415), (2170, 31532), (4340, 15766), (7883, 8680)]