87986040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{449}}^1$

素因数の和:557

約数の個数: 128

約数和(自身を含む): 279936000

約数和(自身を除く): 191949960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 71, 92, 115, 120, 138, 142, 184, 213, 230, 276, 284, 345, 355, 426, 449, 460, 552, 568, 690, 710, 852, 898, 920, 1065, 1347, 1380, 1420, 1633, 1704, 1796, 2130, 2245, 2694, 2760, 2840, 3266, 3592, 4260, 4490, 4899, 5388, 6532, 6735, 8165, 8520, 8980, 9798, 10327, 10776, 13064, 13470, 16330, 17960, 19596, 20654, 24495, 26940, 30981, 31879, 32660, 39192, 41308, 48990, 51635, 53880, 61962, 63758, 65320, 82616, 95637, 97980, 103270, 123924, 127516, 154905, 159395, 191274, 195960, 206540, 247848, 255032, 309810, 318790, 382548, 413080, 478185, 619620, 637580, 733217, 765096, 956370, 1239240, 1275160, 1466434, 1912740, 2199651, 2932868, 3666085, 3825480, 4399302, 5865736, 7332170, 8798604, 10998255, 14664340, 17597208, 21996510, 29328680, 43993020, 87986040]

約数ペア:

[(1, 87986040), (2, 43993020), (3, 29328680), (4, 21996510), (5, 17597208), (6, 14664340), (8, 10998255), (10, 8798604), (12, 7332170), (15, 5865736), (20, 4399302), (23, 3825480), (24, 3666085), (30, 2932868), (40, 2199651), (46, 1912740), (60, 1466434), (69, 1275160), (71, 1239240), (92, 956370), (115, 765096), (120, 733217), (138, 637580), (142, 619620), (184, 478185), (213, 413080), (230, 382548), (276, 318790), (284, 309810), (345, 255032), (355, 247848), (426, 206540), (449, 195960), (460, 191274), (552, 159395), (568, 154905), (690, 127516), (710, 123924), (852, 103270), (898, 97980), (920, 95637), (1065, 82616), (1347, 65320), (1380, 63758), (1420, 61962), (1633, 53880), (1704, 51635), (1796, 48990), (2130, 41308), (2245, 39192), (2694, 32660), (2760, 31879), (2840, 30981), (3266, 26940), (3592, 24495), (4260, 20654), (4490, 19596), (4899, 17960), (5388, 16330), (6532, 13470), (6735, 13064), (8165, 10776), (8520, 10327), (8980, 9798)]