257997090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{151}}^1\times {\mathrm{337}}^1$

素因数の和:524

約数の個数: 96

約数和(自身を含む): 676930176

約数和(自身を除く): 418933086

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 151, 169, 195, 302, 337, 338, 390, 453, 507, 674, 755, 845, 906, 1011, 1014, 1510, 1685, 1690, 1963, 2022, 2265, 2535, 3370, 3926, 4381, 4530, 5055, 5070, 5889, 8762, 9815, 10110, 11778, 13143, 19630, 21905, 25519, 26286, 29445, 43810, 50887, 51038, 56953, 58890, 65715, 76557, 101774, 113906, 127595, 131430, 152661, 153114, 170859, 254435, 255190, 284765, 305322, 341718, 382785, 508870, 569530, 661531, 763305, 765570, 854295, 1323062, 1526610, 1708590, 1984593, 3307655, 3969186, 6615310, 8599903, 9922965, 17199806, 19845930, 25799709, 42999515, 51599418, 85999030, 128998545, 257997090]

約数ペア:

[(1, 257997090), (2, 128998545), (3, 85999030), (5, 51599418), (6, 42999515), (10, 25799709), (13, 19845930), (15, 17199806), (26, 9922965), (30, 8599903), (39, 6615310), (65, 3969186), (78, 3307655), (130, 1984593), (151, 1708590), (169, 1526610), (195, 1323062), (302, 854295), (337, 765570), (338, 763305), (390, 661531), (453, 569530), (507, 508870), (674, 382785), (755, 341718), (845, 305322), (906, 284765), (1011, 255190), (1014, 254435), (1510, 170859), (1685, 153114), (1690, 152661), (1963, 131430), (2022, 127595), (2265, 113906), (2535, 101774), (3370, 76557), (3926, 65715), (4381, 58890), (4530, 56953), (5055, 51038), (5070, 50887), (5889, 43810), (8762, 29445), (9815, 26286), (10110, 25519), (11778, 21905), (13143, 19630)]