129443080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:263

約数の個数: 128

約数和(自身を含む): 333849600

約数和(自身を除く): 204406520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 79, 92, 104, 115, 130, 137, 158, 184, 230, 260, 274, 299, 316, 395, 460, 520, 548, 598, 632, 685, 790, 920, 1027, 1096, 1196, 1370, 1495, 1580, 1781, 1817, 2054, 2392, 2740, 2990, 3151, 3160, 3562, 3634, 4108, 5135, 5480, 5980, 6302, 7124, 7268, 8216, 8905, 9085, 10270, 10823, 11960, 12604, 14248, 14536, 15755, 17810, 18170, 20540, 21646, 23621, 25208, 31510, 35620, 36340, 40963, 41080, 43292, 47242, 54115, 63020, 71240, 72680, 81926, 86584, 94484, 108230, 118105, 126040, 140699, 163852, 188968, 204815, 216460, 236210, 248929, 281398, 327704, 409630, 432920, 472420, 497858, 562796, 703495, 819260, 944840, 995716, 1125592, 1244645, 1406990, 1638520, 1991432, 2489290, 2813980, 3236077, 4978580, 5627960, 6472154, 9957160, 12944308, 16180385, 25888616, 32360770, 64721540, 129443080]

約数ペア:

[(1, 129443080), (2, 64721540), (4, 32360770), (5, 25888616), (8, 16180385), (10, 12944308), (13, 9957160), (20, 6472154), (23, 5627960), (26, 4978580), (40, 3236077), (46, 2813980), (52, 2489290), (65, 1991432), (79, 1638520), (92, 1406990), (104, 1244645), (115, 1125592), (130, 995716), (137, 944840), (158, 819260), (184, 703495), (230, 562796), (260, 497858), (274, 472420), (299, 432920), (316, 409630), (395, 327704), (460, 281398), (520, 248929), (548, 236210), (598, 216460), (632, 204815), (685, 188968), (790, 163852), (920, 140699), (1027, 126040), (1096, 118105), (1196, 108230), (1370, 94484), (1495, 86584), (1580, 81926), (1781, 72680), (1817, 71240), (2054, 63020), (2392, 54115), (2740, 47242), (2990, 43292), (3151, 41080), (3160, 40963), (3562, 36340), (3634, 35620), (4108, 31510), (5135, 25208), (5480, 23621), (5980, 21646), (6302, 20540), (7124, 18170), (7268, 17810), (8216, 15755), (8905, 14536), (9085, 14248), (10270, 12604), (10823, 11960)]