68178060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{521}}^1\times {\mathrm{727}}^1$

素因数の和:1263

約数の個数: 72

約数和(自身を含む): 207488736

約数和(自身を除く): 139310676

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 521, 727, 1042, 1454, 1563, 2084, 2181, 2605, 2908, 3126, 3635, 4362, 4689, 5210, 6252, 6543, 7270, 7815, 8724, 9378, 10420, 10905, 13086, 14540, 15630, 18756, 21810, 23445, 26172, 31260, 32715, 43620, 46890, 65430, 93780, 130860, 378767, 757534, 1136301, 1515068, 1893835, 2272602, 3408903, 3787670, 4545204, 5681505, 6817806, 7575340, 11363010, 13635612, 17044515, 22726020, 34089030, 68178060]

約数ペア:

[(1, 68178060), (2, 34089030), (3, 22726020), (4, 17044515), (5, 13635612), (6, 11363010), (9, 7575340), (10, 6817806), (12, 5681505), (15, 4545204), (18, 3787670), (20, 3408903), (30, 2272602), (36, 1893835), (45, 1515068), (60, 1136301), (90, 757534), (180, 378767), (521, 130860), (727, 93780), (1042, 65430), (1454, 46890), (1563, 43620), (2084, 32715), (2181, 31260), (2605, 26172), (2908, 23445), (3126, 21810), (3635, 18756), (4362, 15630), (4689, 14540), (5210, 13086), (6252, 10905), (6543, 10420), (7270, 9378), (7815, 8724)]