229367080

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1\times {\mathrm{277}}^1$

素因数の和:578

約数の個数: 64

約数和(自身を含む): 525219840

約数和(自身を除く): 295852760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 163, 254, 277, 326, 508, 554, 635, 652, 815, 1016, 1108, 1270, 1304, 1385, 1630, 2216, 2540, 2770, 3260, 5080, 5540, 6520, 11080, 20701, 35179, 41402, 45151, 70358, 82804, 90302, 103505, 140716, 165608, 175895, 180604, 207010, 225755, 281432, 351790, 361208, 414020, 451510, 703580, 828040, 903020, 1407160, 1806040, 5734177, 11468354, 22936708, 28670885, 45873416, 57341770, 114683540, 229367080]

約数ペア:

[(1, 229367080), (2, 114683540), (4, 57341770), (5, 45873416), (8, 28670885), (10, 22936708), (20, 11468354), (40, 5734177), (127, 1806040), (163, 1407160), (254, 903020), (277, 828040), (326, 703580), (508, 451510), (554, 414020), (635, 361208), (652, 351790), (815, 281432), (1016, 225755), (1108, 207010), (1270, 180604), (1304, 175895), (1385, 165608), (1630, 140716), (2216, 103505), (2540, 90302), (2770, 82804), (3260, 70358), (5080, 45151), (5540, 41402), (6520, 35179), (11080, 20701)]