320146020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{197621}}^1$

素因数の和:197642

約数の個数: 60

約数和(自身を含む): 1004315004

約数和(自身を除く): 684168984

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 197621, 395242, 592863, 790484, 988105, 1185726, 1778589, 1976210, 2371452, 2964315, 3557178, 3952420, 5335767, 5928630, 7114356, 8892945, 10671534, 11857260, 16007301, 17785890, 21343068, 26678835, 32014602, 35571780, 53357670, 64029204, 80036505, 106715340, 160073010, 320146020]

約数ペア:

[(1, 320146020), (2, 160073010), (3, 106715340), (4, 80036505), (5, 64029204), (6, 53357670), (9, 35571780), (10, 32014602), (12, 26678835), (15, 21343068), (18, 17785890), (20, 16007301), (27, 11857260), (30, 10671534), (36, 8892945), (45, 7114356), (54, 5928630), (60, 5335767), (81, 3952420), (90, 3557178), (108, 2964315), (135, 2371452), (162, 1976210), (180, 1778589), (270, 1185726), (324, 988105), (405, 790484), (540, 592863), (810, 395242), (1620, 197621)]