4320315

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 8186880

約数和(自身を除く): 3866565

約数列:

[1, 3, 5, 9, 15, 19, 31, 45, 57, 93, 95, 155, 163, 171, 279, 285, 465, 489, 589, 815, 855, 1395, 1467, 1767, 2445, 2945, 3097, 5053, 5301, 7335, 8835, 9291, 15159, 15485, 25265, 26505, 27873, 45477, 46455, 75795, 96007, 139365, 227385, 288021, 480035, 864063, 1440105, 4320315]

約数ペア:

[(1, 4320315), (3, 1440105), (5, 864063), (9, 480035), (15, 288021), (19, 227385), (31, 139365), (45, 96007), (57, 75795), (93, 46455), (95, 45477), (155, 27873), (163, 26505), (171, 25265), (279, 15485), (285, 15159), (465, 9291), (489, 8835), (589, 7335), (815, 5301), (855, 5053), (1395, 3097), (1467, 2945), (1767, 2445)]