212653740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{809}}^1$

素因数の和:1171

約数の個数: 96

約数和(自身を含む): 643930560

約数和(自身を除く): 431276820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 337, 390, 674, 780, 809, 1011, 1348, 1618, 1685, 2022, 2427, 3236, 3370, 4044, 4045, 4381, 4854, 5055, 6740, 8090, 8762, 9708, 10110, 10517, 12135, 13143, 16180, 17524, 20220, 21034, 21905, 24270, 26286, 31551, 42068, 43810, 48540, 52572, 52585, 63102, 65715, 87620, 105170, 126204, 131430, 157755, 210340, 262860, 272633, 315510, 545266, 631020, 817899, 1090532, 1363165, 1635798, 2726330, 3271596, 3544229, 4089495, 5452660, 7088458, 8178990, 10632687, 14176916, 16357980, 17721145, 21265374, 35442290, 42530748, 53163435, 70884580, 106326870, 212653740]

約数ペア:

[(1, 212653740), (2, 106326870), (3, 70884580), (4, 53163435), (5, 42530748), (6, 35442290), (10, 21265374), (12, 17721145), (13, 16357980), (15, 14176916), (20, 10632687), (26, 8178990), (30, 7088458), (39, 5452660), (52, 4089495), (60, 3544229), (65, 3271596), (78, 2726330), (130, 1635798), (156, 1363165), (195, 1090532), (260, 817899), (337, 631020), (390, 545266), (674, 315510), (780, 272633), (809, 262860), (1011, 210340), (1348, 157755), (1618, 131430), (1685, 126204), (2022, 105170), (2427, 87620), (3236, 65715), (3370, 63102), (4044, 52585), (4045, 52572), (4381, 48540), (4854, 43810), (5055, 42068), (6740, 31551), (8090, 26286), (8762, 24270), (9708, 21905), (10110, 21034), (10517, 20220), (12135, 17524), (13143, 16180)]