255115926

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{617}}^1$

素因数の和:691

約数の個数: 128

約数和(自身を含む): 664473600

約数和(自身を除く): 409357674

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 27, 31, 38, 39, 54, 57, 62, 78, 93, 114, 117, 171, 186, 234, 247, 279, 342, 351, 403, 494, 513, 558, 589, 617, 702, 741, 806, 837, 1026, 1178, 1209, 1234, 1482, 1674, 1767, 1851, 2223, 2418, 3534, 3627, 3702, 4446, 5301, 5553, 6669, 7254, 7657, 8021, 10602, 10881, 11106, 11723, 13338, 15314, 15903, 16042, 16659, 19127, 21762, 22971, 23446, 24063, 31806, 33318, 35169, 38254, 45942, 48126, 57381, 68913, 70338, 72189, 105507, 114762, 137826, 144378, 152399, 172143, 206739, 211014, 216567, 248651, 304798, 316521, 344286, 363413, 413478, 433134, 457197, 497302, 516429, 633042, 726826, 745953, 914394, 1032858, 1090239, 1371591, 1491906, 2180478, 2237859, 2743182, 3270717, 4114773, 4475718, 4724369, 6541434, 6713577, 8229546, 9448738, 9812151, 13427154, 14173107, 19624302, 28346214, 42519321, 85038642, 127557963, 255115926]

約数ペア:

[(1, 255115926), (2, 127557963), (3, 85038642), (6, 42519321), (9, 28346214), (13, 19624302), (18, 14173107), (19, 13427154), (26, 9812151), (27, 9448738), (31, 8229546), (38, 6713577), (39, 6541434), (54, 4724369), (57, 4475718), (62, 4114773), (78, 3270717), (93, 2743182), (114, 2237859), (117, 2180478), (171, 1491906), (186, 1371591), (234, 1090239), (247, 1032858), (279, 914394), (342, 745953), (351, 726826), (403, 633042), (494, 516429), (513, 497302), (558, 457197), (589, 433134), (617, 413478), (702, 363413), (741, 344286), (806, 316521), (837, 304798), (1026, 248651), (1178, 216567), (1209, 211014), (1234, 206739), (1482, 172143), (1674, 152399), (1767, 144378), (1851, 137826), (2223, 114762), (2418, 105507), (3534, 72189), (3627, 70338), (3702, 68913), (4446, 57381), (5301, 48126), (5553, 45942), (6669, 38254), (7254, 35169), (7657, 33318), (8021, 31806), (10602, 24063), (10881, 23446), (11106, 22971), (11723, 21762), (13338, 19127), (15314, 16659), (15903, 16042)]