121402620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{787}}^1\times {\mathrm{857}}^1$

素因数の和:1659

約数の個数: 72

約数和(自身を含む): 369152784

約数和(自身を除く): 247750164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 787, 857, 1574, 1714, 2361, 2571, 3148, 3428, 3935, 4285, 4722, 5142, 7083, 7713, 7870, 8570, 9444, 10284, 11805, 12855, 14166, 15426, 15740, 17140, 23610, 25710, 28332, 30852, 35415, 38565, 47220, 51420, 70830, 77130, 141660, 154260, 674459, 1348918, 2023377, 2697836, 3372295, 4046754, 6070131, 6744590, 8093508, 10116885, 12140262, 13489180, 20233770, 24280524, 30350655, 40467540, 60701310, 121402620]

約数ペア:

[(1, 121402620), (2, 60701310), (3, 40467540), (4, 30350655), (5, 24280524), (6, 20233770), (9, 13489180), (10, 12140262), (12, 10116885), (15, 8093508), (18, 6744590), (20, 6070131), (30, 4046754), (36, 3372295), (45, 2697836), (60, 2023377), (90, 1348918), (180, 674459), (787, 154260), (857, 141660), (1574, 77130), (1714, 70830), (2361, 51420), (2571, 47220), (3148, 38565), (3428, 35415), (3935, 30852), (4285, 28332), (4722, 25710), (5142, 23610), (7083, 17140), (7713, 15740), (7870, 15426), (8570, 14166), (9444, 12855), (10284, 11805)]