1520305878

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{4999}}^1$

素因数の和:5581

約数の個数: 64

約数和(自身を含む): 3749760000

約数和(自身を除く): 2229454122

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 557, 1114, 1671, 3342, 3899, 4999, 7241, 7798, 9998, 11697, 14482, 14997, 21723, 23394, 29994, 34993, 43446, 50687, 64987, 69986, 101374, 104979, 129974, 152061, 194961, 209958, 304122, 389922, 454909, 909818, 1364727, 2729454, 2784443, 5568886, 8353329, 16706658, 19491101, 36197759, 38982202, 58473303, 72395518, 108593277, 116946606, 217186554, 253384313, 506768626, 760152939, 1520305878]

約数ペア:

[(1, 1520305878), (2, 760152939), (3, 506768626), (6, 253384313), (7, 217186554), (13, 116946606), (14, 108593277), (21, 72395518), (26, 58473303), (39, 38982202), (42, 36197759), (78, 19491101), (91, 16706658), (182, 8353329), (273, 5568886), (546, 2784443), (557, 2729454), (1114, 1364727), (1671, 909818), (3342, 454909), (3899, 389922), (4999, 304122), (7241, 209958), (7798, 194961), (9998, 152061), (11697, 129974), (14482, 104979), (14997, 101374), (21723, 69986), (23394, 64987), (29994, 50687), (34993, 43446)]