70981740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2837}}^1$

素因数の和:2991

約数の個数: 72

約数和(自身を含む): 216936720

約数和(自身を除く): 145954980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 139, 180, 278, 417, 556, 695, 834, 1251, 1390, 1668, 2085, 2502, 2780, 2837, 4170, 5004, 5674, 6255, 8340, 8511, 11348, 12510, 14185, 17022, 25020, 25533, 28370, 34044, 42555, 51066, 56740, 85110, 102132, 127665, 170220, 255330, 394343, 510660, 788686, 1183029, 1577372, 1971715, 2366058, 3549087, 3943430, 4732116, 5915145, 7098174, 7886860, 11830290, 14196348, 17745435, 23660580, 35490870, 70981740]

約数ペア:

[(1, 70981740), (2, 35490870), (3, 23660580), (4, 17745435), (5, 14196348), (6, 11830290), (9, 7886860), (10, 7098174), (12, 5915145), (15, 4732116), (18, 3943430), (20, 3549087), (30, 2366058), (36, 1971715), (45, 1577372), (60, 1183029), (90, 788686), (139, 510660), (180, 394343), (278, 255330), (417, 170220), (556, 127665), (695, 102132), (834, 85110), (1251, 56740), (1390, 51066), (1668, 42555), (2085, 34044), (2502, 28370), (2780, 25533), (2837, 25020), (4170, 17022), (5004, 14185), (5674, 12510), (6255, 11348), (8340, 8511)]