260891640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{2579}}^1$

素因数の和:2877

約数の個数: 96

約数和(自身を含む): 851245200

約数和(自身を除く): 590353560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 281, 360, 562, 843, 1124, 1405, 1686, 2248, 2529, 2579, 2810, 3372, 4215, 5058, 5158, 5620, 6744, 7737, 8430, 10116, 10316, 11240, 12645, 12895, 15474, 16860, 20232, 20632, 23211, 25290, 25790, 30948, 33720, 38685, 46422, 50580, 51580, 61896, 77370, 92844, 101160, 103160, 116055, 154740, 185688, 232110, 309480, 464220, 724699, 928440, 1449398, 2174097, 2898796, 3623495, 4348194, 5797592, 6522291, 7246990, 8696388, 10870485, 13044582, 14493980, 17392776, 21740970, 26089164, 28987960, 32611455, 43481940, 52178328, 65222910, 86963880, 130445820, 260891640]

約数ペア:

[(1, 260891640), (2, 130445820), (3, 86963880), (4, 65222910), (5, 52178328), (6, 43481940), (8, 32611455), (9, 28987960), (10, 26089164), (12, 21740970), (15, 17392776), (18, 14493980), (20, 13044582), (24, 10870485), (30, 8696388), (36, 7246990), (40, 6522291), (45, 5797592), (60, 4348194), (72, 3623495), (90, 2898796), (120, 2174097), (180, 1449398), (281, 928440), (360, 724699), (562, 464220), (843, 309480), (1124, 232110), (1405, 185688), (1686, 154740), (2248, 116055), (2529, 103160), (2579, 101160), (2810, 92844), (3372, 77370), (4215, 61896), (5058, 51580), (5158, 50580), (5620, 46422), (6744, 38685), (7737, 33720), (8430, 30948), (10116, 25790), (10316, 25290), (11240, 23211), (12645, 20632), (12895, 20232), (15474, 16860)]