279372990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{653}}^1\times {\mathrm{1097}}^1$

素因数の和:1773

約数の個数: 64

約数和(自身を含む): 723836736

約数和(自身を除く): 444463746

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 653, 1097, 1306, 1959, 2194, 3265, 3291, 3918, 5485, 6530, 6582, 8489, 9795, 10970, 14261, 16455, 16978, 19590, 25467, 28522, 32910, 42445, 42783, 50934, 71305, 84890, 85566, 127335, 142610, 213915, 254670, 427830, 716341, 1432682, 2149023, 3581705, 4298046, 7163410, 9312433, 10745115, 18624866, 21490230, 27937299, 46562165, 55874598, 93124330, 139686495, 279372990]

約数ペア:

[(1, 279372990), (2, 139686495), (3, 93124330), (5, 55874598), (6, 46562165), (10, 27937299), (13, 21490230), (15, 18624866), (26, 10745115), (30, 9312433), (39, 7163410), (65, 4298046), (78, 3581705), (130, 2149023), (195, 1432682), (390, 716341), (653, 427830), (1097, 254670), (1306, 213915), (1959, 142610), (2194, 127335), (3265, 85566), (3291, 84890), (3918, 71305), (5485, 50934), (6530, 42783), (6582, 42445), (8489, 32910), (9795, 28522), (10970, 25467), (14261, 19590), (16455, 16978)]