728456664

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{137341}}^1$

素因数の和:137380

約数の個数: 64

約数和(自身を含む): 2076611040

約数和(自身を除く): 1348154376

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 34, 39, 51, 52, 68, 78, 102, 104, 136, 156, 204, 221, 312, 408, 442, 663, 884, 1326, 1768, 2652, 5304, 137341, 274682, 412023, 549364, 824046, 1098728, 1648092, 1785433, 2334797, 3296184, 3570866, 4669594, 5356299, 7004391, 7141732, 9339188, 10712598, 14008782, 14283464, 18678376, 21425196, 28017564, 30352361, 42850392, 56035128, 60704722, 91057083, 121409444, 182114166, 242818888, 364228332, 728456664]

約数ペア:

[(1, 728456664), (2, 364228332), (3, 242818888), (4, 182114166), (6, 121409444), (8, 91057083), (12, 60704722), (13, 56035128), (17, 42850392), (24, 30352361), (26, 28017564), (34, 21425196), (39, 18678376), (51, 14283464), (52, 14008782), (68, 10712598), (78, 9339188), (102, 7141732), (104, 7004391), (136, 5356299), (156, 4669594), (204, 3570866), (221, 3296184), (312, 2334797), (408, 1785433), (442, 1648092), (663, 1098728), (884, 824046), (1326, 549364), (1768, 412023), (2652, 274682), (5304, 137341)]