312291275920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5437}}^1\times {\mathrm{55229}}^1$

素因数の和:60692

約数の個数: 80

約数和(自身を含む): 782087286960

約数和(自身を除く): 469796011040

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 5437, 10874, 21748, 27185, 43496, 54370, 55229, 70681, 86992, 108740, 110458, 141362, 217480, 220916, 276145, 282724, 353405, 434960, 441832, 552290, 565448, 706810, 717977, 883664, 1104580, 1130896, 1413620, 1435954, 2209160, 2827240, 2871908, 3589885, 4418320, 5654480, 5743816, 7179770, 11487632, 14359540, 28719080, 57438160, 300280073, 600560146, 1201120292, 1501400365, 2402240584, 3002800730, 3903640949, 4804481168, 6005601460, 7807281898, 12011202920, 15614563796, 19518204745, 24022405840, 31229127592, 39036409490, 62458255184, 78072818980, 156145637960, 312291275920]

約数ペア:

[(1, 312291275920), (2, 156145637960), (4, 78072818980), (5, 62458255184), (8, 39036409490), (10, 31229127592), (13, 24022405840), (16, 19518204745), (20, 15614563796), (26, 12011202920), (40, 7807281898), (52, 6005601460), (65, 4804481168), (80, 3903640949), (104, 3002800730), (130, 2402240584), (208, 1501400365), (260, 1201120292), (520, 600560146), (1040, 300280073), (5437, 57438160), (10874, 28719080), (21748, 14359540), (27185, 11487632), (43496, 7179770), (54370, 5743816), (55229, 5654480), (70681, 4418320), (86992, 3589885), (108740, 2871908), (110458, 2827240), (141362, 2209160), (217480, 1435954), (220916, 1413620), (276145, 1130896), (282724, 1104580), (353405, 883664), (434960, 717977), (441832, 706810), (552290, 565448)]