67051920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21491}}^1$

素因数の和:21520

約数の個数: 80

約数和(自身を含む): 223860672

約数和(自身を除く): 156808752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 21491, 42982, 64473, 85964, 107455, 128946, 171928, 214910, 257892, 279383, 322365, 343856, 429820, 515784, 558766, 644730, 838149, 859640, 1031568, 1117532, 1289460, 1396915, 1676298, 1719280, 2235064, 2578920, 2793830, 3352596, 4190745, 4470128, 5157840, 5587660, 6705192, 8381490, 11175320, 13410384, 16762980, 22350640, 33525960, 67051920]

約数ペア:

[(1, 67051920), (2, 33525960), (3, 22350640), (4, 16762980), (5, 13410384), (6, 11175320), (8, 8381490), (10, 6705192), (12, 5587660), (13, 5157840), (15, 4470128), (16, 4190745), (20, 3352596), (24, 2793830), (26, 2578920), (30, 2235064), (39, 1719280), (40, 1676298), (48, 1396915), (52, 1289460), (60, 1117532), (65, 1031568), (78, 859640), (80, 838149), (104, 644730), (120, 558766), (130, 515784), (156, 429820), (195, 343856), (208, 322365), (240, 279383), (260, 257892), (312, 214910), (390, 171928), (520, 128946), (624, 107455), (780, 85964), (1040, 64473), (1560, 42982), (3120, 21491)]