339964472

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{491}}^1$

素因数の和:644

約数の個数: 64

約数和(自身を含む): 688642560

約数和(自身を除く): 348678088

約数列:

[1, 2, 4, 8, 23, 46, 53, 71, 92, 106, 142, 184, 212, 284, 424, 491, 568, 982, 1219, 1633, 1964, 2438, 3266, 3763, 3928, 4876, 6532, 7526, 9752, 11293, 13064, 15052, 22586, 26023, 30104, 34861, 45172, 52046, 69722, 86549, 90344, 104092, 139444, 173098, 208184, 278888, 346196, 598529, 692392, 801803, 1197058, 1603606, 1847633, 2394116, 3207212, 3695266, 4788232, 6414424, 7390532, 14781064, 42495559, 84991118, 169982236, 339964472]

約数ペア:

[(1, 339964472), (2, 169982236), (4, 84991118), (8, 42495559), (23, 14781064), (46, 7390532), (53, 6414424), (71, 4788232), (92, 3695266), (106, 3207212), (142, 2394116), (184, 1847633), (212, 1603606), (284, 1197058), (424, 801803), (491, 692392), (568, 598529), (982, 346196), (1219, 278888), (1633, 208184), (1964, 173098), (2438, 139444), (3266, 104092), (3763, 90344), (3928, 86549), (4876, 69722), (6532, 52046), (7526, 45172), (9752, 34861), (11293, 30104), (13064, 26023), (15052, 22586)]