128113960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{12967}}^1$

素因数の和:13010

約数の個数: 64

約数和(自身を含む): 326793600

約数和(自身を除く): 198679640

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4940, 9880, 12967, 25934, 51868, 64835, 103736, 129670, 168571, 246373, 259340, 337142, 492746, 518680, 674284, 842855, 985492, 1231865, 1348568, 1685710, 1970984, 2463730, 3202849, 3371420, 4927460, 6405698, 6742840, 9854920, 12811396, 16014245, 25622792, 32028490, 64056980, 128113960]

約数ペア:

[(1, 128113960), (2, 64056980), (4, 32028490), (5, 25622792), (8, 16014245), (10, 12811396), (13, 9854920), (19, 6742840), (20, 6405698), (26, 4927460), (38, 3371420), (40, 3202849), (52, 2463730), (65, 1970984), (76, 1685710), (95, 1348568), (104, 1231865), (130, 985492), (152, 842855), (190, 674284), (247, 518680), (260, 492746), (380, 337142), (494, 259340), (520, 246373), (760, 168571), (988, 129670), (1235, 103736), (1976, 64835), (2470, 51868), (4940, 25934), (9880, 12967)]