131887320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{233}}^1$

素因数の和:389

約数の個数: 128

約数和(自身を含む): 409406400

約数和(自身を除く): 277519080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 89, 106, 120, 159, 178, 212, 233, 265, 267, 318, 356, 424, 445, 466, 530, 534, 636, 699, 712, 795, 890, 932, 1060, 1068, 1165, 1272, 1335, 1398, 1590, 1780, 1864, 2120, 2136, 2330, 2670, 2796, 3180, 3495, 3560, 4660, 4717, 5340, 5592, 6360, 6990, 9320, 9434, 10680, 12349, 13980, 14151, 18868, 20737, 23585, 24698, 27960, 28302, 37047, 37736, 41474, 47170, 49396, 56604, 61745, 62211, 70755, 74094, 82948, 94340, 98792, 103685, 113208, 123490, 124422, 141510, 148188, 165896, 185235, 188680, 207370, 246980, 248844, 283020, 296376, 311055, 370470, 414740, 493960, 497688, 566040, 622110, 740940, 829480, 1099061, 1244220, 1481880, 2198122, 2488440, 3297183, 4396244, 5495305, 6594366, 8792488, 10990610, 13188732, 16485915, 21981220, 26377464, 32971830, 43962440, 65943660, 131887320]

約数ペア:

[(1, 131887320), (2, 65943660), (3, 43962440), (4, 32971830), (5, 26377464), (6, 21981220), (8, 16485915), (10, 13188732), (12, 10990610), (15, 8792488), (20, 6594366), (24, 5495305), (30, 4396244), (40, 3297183), (53, 2488440), (60, 2198122), (89, 1481880), (106, 1244220), (120, 1099061), (159, 829480), (178, 740940), (212, 622110), (233, 566040), (265, 497688), (267, 493960), (318, 414740), (356, 370470), (424, 311055), (445, 296376), (466, 283020), (530, 248844), (534, 246980), (636, 207370), (699, 188680), (712, 185235), (795, 165896), (890, 148188), (932, 141510), (1060, 124422), (1068, 123490), (1165, 113208), (1272, 103685), (1335, 98792), (1398, 94340), (1590, 82948), (1780, 74094), (1864, 70755), (2120, 62211), (2136, 61745), (2330, 56604), (2670, 49396), (2796, 47170), (3180, 41474), (3495, 37736), (3560, 37047), (4660, 28302), (4717, 27960), (5340, 24698), (5592, 23585), (6360, 20737), (6990, 18868), (9320, 14151), (9434, 13980), (10680, 12349)]