340546960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{6967}}^1$

素因数の和:7040

約数の個数: 80

約数和(自身を含む): 870944256

約数和(自身を除く): 530397296

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 47, 52, 65, 80, 94, 104, 130, 188, 208, 235, 260, 376, 470, 520, 611, 752, 940, 1040, 1222, 1880, 2444, 3055, 3760, 4888, 6110, 6967, 9776, 12220, 13934, 24440, 27868, 34835, 48880, 55736, 69670, 90571, 111472, 139340, 181142, 278680, 327449, 362284, 452855, 557360, 654898, 724568, 905710, 1309796, 1449136, 1637245, 1811420, 2619592, 3274490, 3622840, 4256837, 5239184, 6548980, 7245680, 8513674, 13097960, 17027348, 21284185, 26195920, 34054696, 42568370, 68109392, 85136740, 170273480, 340546960]

約数ペア:

[(1, 340546960), (2, 170273480), (4, 85136740), (5, 68109392), (8, 42568370), (10, 34054696), (13, 26195920), (16, 21284185), (20, 17027348), (26, 13097960), (40, 8513674), (47, 7245680), (52, 6548980), (65, 5239184), (80, 4256837), (94, 3622840), (104, 3274490), (130, 2619592), (188, 1811420), (208, 1637245), (235, 1449136), (260, 1309796), (376, 905710), (470, 724568), (520, 654898), (611, 557360), (752, 452855), (940, 362284), (1040, 327449), (1222, 278680), (1880, 181142), (2444, 139340), (3055, 111472), (3760, 90571), (4888, 69670), (6110, 55736), (6967, 48880), (9776, 34835), (12220, 27868), (13934, 24440)]