320646768

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{1621}}^1$

素因数の和:1962

約数の個数: 80

約数和(自身を含む): 895421856

約数和(自身を除く): 574775088

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 317, 624, 634, 951, 1268, 1621, 1902, 2536, 3242, 3804, 4121, 4863, 5072, 6484, 7608, 8242, 9726, 12363, 12968, 15216, 16484, 19452, 21073, 24726, 25936, 32968, 38904, 42146, 49452, 63219, 65936, 77808, 84292, 98904, 126438, 168584, 197808, 252876, 337168, 505752, 513857, 1011504, 1027714, 1541571, 2055428, 3083142, 4110856, 6166284, 6680141, 8221712, 12332568, 13360282, 20040423, 24665136, 26720564, 40080846, 53441128, 80161692, 106882256, 160323384, 320646768]

約数ペア:

[(1, 320646768), (2, 160323384), (3, 106882256), (4, 80161692), (6, 53441128), (8, 40080846), (12, 26720564), (13, 24665136), (16, 20040423), (24, 13360282), (26, 12332568), (39, 8221712), (48, 6680141), (52, 6166284), (78, 4110856), (104, 3083142), (156, 2055428), (208, 1541571), (312, 1027714), (317, 1011504), (624, 513857), (634, 505752), (951, 337168), (1268, 252876), (1621, 197808), (1902, 168584), (2536, 126438), (3242, 98904), (3804, 84292), (4121, 77808), (4863, 65936), (5072, 63219), (6484, 49452), (7608, 42146), (8242, 38904), (9726, 32968), (12363, 25936), (12968, 24726), (15216, 21073), (16484, 19452)]