31312260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{24851}}^1$

素因数の和:24873

約数の個数: 72

約数和(自身を含む): 108553536

約数和(自身を除く): 77241276

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 24851, 49702, 74553, 99404, 124255, 149106, 173957, 223659, 248510, 298212, 347914, 372765, 447318, 497020, 521871, 695828, 745530, 869785, 894636, 1043742, 1118295, 1491060, 1565613, 1739570, 2087484, 2236590, 2609355, 3131226, 3479140, 4473180, 5218710, 6262452, 7828065, 10437420, 15656130, 31312260]

約数ペア:

[(1, 31312260), (2, 15656130), (3, 10437420), (4, 7828065), (5, 6262452), (6, 5218710), (7, 4473180), (9, 3479140), (10, 3131226), (12, 2609355), (14, 2236590), (15, 2087484), (18, 1739570), (20, 1565613), (21, 1491060), (28, 1118295), (30, 1043742), (35, 894636), (36, 869785), (42, 745530), (45, 695828), (60, 521871), (63, 497020), (70, 447318), (84, 372765), (90, 347914), (105, 298212), (126, 248510), (140, 223659), (180, 173957), (210, 149106), (252, 124255), (315, 99404), (420, 74553), (630, 49702), (1260, 24851)]