121201360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{216431}}^1$

素因数の和:216451

約数の個数: 40

約数和(自身を含む): 322050816

約数和(自身を除く): 200849456

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 216431, 432862, 865724, 1082155, 1515017, 1731448, 2164310, 3030034, 3462896, 4328620, 6060068, 7575085, 8657240, 12120136, 15150170, 17314480, 24240272, 30300340, 60600680, 121201360]

約数ペア:

[(1, 121201360), (2, 60600680), (4, 30300340), (5, 24240272), (7, 17314480), (8, 15150170), (10, 12120136), (14, 8657240), (16, 7575085), (20, 6060068), (28, 4328620), (35, 3462896), (40, 3030034), (56, 2164310), (70, 1731448), (80, 1515017), (112, 1082155), (140, 865724), (280, 432862), (560, 216431)]