261685060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{2437}}^1$

素因数の和:2525

約数の個数: 96

約数和(自身を含む): 688101120

約数和(自身を除く): 426416060

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 59, 65, 70, 91, 118, 130, 140, 182, 236, 260, 295, 364, 413, 455, 590, 767, 826, 910, 1180, 1534, 1652, 1820, 2065, 2437, 3068, 3835, 4130, 4874, 5369, 7670, 8260, 9748, 10738, 12185, 15340, 17059, 21476, 24370, 26845, 31681, 34118, 48740, 53690, 63362, 68236, 85295, 107380, 126724, 143783, 158405, 170590, 221767, 287566, 316810, 341180, 443534, 575132, 633620, 718915, 887068, 1006481, 1108835, 1437830, 1869179, 2012962, 2217670, 2875660, 3738358, 4025924, 4435340, 5032405, 7476716, 9345895, 10064810, 13084253, 18691790, 20129620, 26168506, 37383580, 52337012, 65421265, 130842530, 261685060]

約数ペア:

[(1, 261685060), (2, 130842530), (4, 65421265), (5, 52337012), (7, 37383580), (10, 26168506), (13, 20129620), (14, 18691790), (20, 13084253), (26, 10064810), (28, 9345895), (35, 7476716), (52, 5032405), (59, 4435340), (65, 4025924), (70, 3738358), (91, 2875660), (118, 2217670), (130, 2012962), (140, 1869179), (182, 1437830), (236, 1108835), (260, 1006481), (295, 887068), (364, 718915), (413, 633620), (455, 575132), (590, 443534), (767, 341180), (826, 316810), (910, 287566), (1180, 221767), (1534, 170590), (1652, 158405), (1820, 143783), (2065, 126724), (2437, 107380), (3068, 85295), (3835, 68236), (4130, 63362), (4874, 53690), (5369, 48740), (7670, 34118), (8260, 31681), (9748, 26845), (10738, 24370), (12185, 21476), (15340, 17059)]