717240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:196

約数の個数: 64

約数和(自身を含む): 2217600

約数和(自身を除く): 1500360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 139, 172, 215, 258, 278, 344, 417, 430, 516, 556, 645, 695, 834, 860, 1032, 1112, 1290, 1390, 1668, 1720, 2085, 2580, 2780, 3336, 4170, 5160, 5560, 5977, 8340, 11954, 16680, 17931, 23908, 29885, 35862, 47816, 59770, 71724, 89655, 119540, 143448, 179310, 239080, 358620, 717240]

約数ペア:

[(1, 717240), (2, 358620), (3, 239080), (4, 179310), (5, 143448), (6, 119540), (8, 89655), (10, 71724), (12, 59770), (15, 47816), (20, 35862), (24, 29885), (30, 23908), (40, 17931), (43, 16680), (60, 11954), (86, 8340), (120, 5977), (129, 5560), (139, 5160), (172, 4170), (215, 3336), (258, 2780), (278, 2580), (344, 2085), (417, 1720), (430, 1668), (516, 1390), (556, 1290), (645, 1112), (695, 1032), (834, 860)]