253867560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{1559}}^1$

素因数の和:1655

約数の個数: 128

約数和(自身を含む): 808704000

約数和(自身を除く): 554836440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 59, 60, 69, 92, 115, 118, 120, 138, 177, 184, 230, 236, 276, 295, 345, 354, 460, 472, 552, 590, 690, 708, 885, 920, 1180, 1357, 1380, 1416, 1559, 1770, 2360, 2714, 2760, 3118, 3540, 4071, 4677, 5428, 6236, 6785, 7080, 7795, 8142, 9354, 10856, 12472, 13570, 15590, 16284, 18708, 20355, 23385, 27140, 31180, 32568, 35857, 37416, 40710, 46770, 54280, 62360, 71714, 81420, 91981, 93540, 107571, 143428, 162840, 179285, 183962, 187080, 215142, 275943, 286856, 358570, 367924, 430284, 459905, 537855, 551886, 717140, 735848, 860568, 919810, 1075710, 1103772, 1379715, 1434280, 1839620, 2115563, 2151420, 2207544, 2759430, 3679240, 4231126, 4302840, 5518860, 6346689, 8462252, 10577815, 11037720, 12693378, 16924504, 21155630, 25386756, 31733445, 42311260, 50773512, 63466890, 84622520, 126933780, 253867560]

約数ペア:

[(1, 253867560), (2, 126933780), (3, 84622520), (4, 63466890), (5, 50773512), (6, 42311260), (8, 31733445), (10, 25386756), (12, 21155630), (15, 16924504), (20, 12693378), (23, 11037720), (24, 10577815), (30, 8462252), (40, 6346689), (46, 5518860), (59, 4302840), (60, 4231126), (69, 3679240), (92, 2759430), (115, 2207544), (118, 2151420), (120, 2115563), (138, 1839620), (177, 1434280), (184, 1379715), (230, 1103772), (236, 1075710), (276, 919810), (295, 860568), (345, 735848), (354, 717140), (460, 551886), (472, 537855), (552, 459905), (590, 430284), (690, 367924), (708, 358570), (885, 286856), (920, 275943), (1180, 215142), (1357, 187080), (1380, 183962), (1416, 179285), (1559, 162840), (1770, 143428), (2360, 107571), (2714, 93540), (2760, 91981), (3118, 81420), (3540, 71714), (4071, 62360), (4677, 54280), (5428, 46770), (6236, 40710), (6785, 37416), (7080, 35857), (7795, 32568), (8142, 31180), (9354, 27140), (10856, 23385), (12472, 20355), (13570, 18708), (15590, 16284)]