256475310

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{13421}}^1$

素因数の和:13458

約数の個数: 96

約数和(自身を含む): 771174432

約数和(自身を除く): 514699122

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 49, 65, 70, 78, 91, 98, 105, 130, 147, 182, 195, 210, 245, 273, 294, 390, 455, 490, 546, 637, 735, 910, 1274, 1365, 1470, 1911, 2730, 3185, 3822, 6370, 9555, 13421, 19110, 26842, 40263, 67105, 80526, 93947, 134210, 174473, 187894, 201315, 281841, 348946, 402630, 469735, 523419, 563682, 657629, 872365, 939470, 1046838, 1221311, 1315258, 1409205, 1744730, 1972887, 2442622, 2617095, 2818410, 3288145, 3663933, 3945774, 5234190, 6106555, 6576290, 7327866, 8549177, 9864435, 12213110, 17098354, 18319665, 19728870, 25647531, 36639330, 42745885, 51295062, 85491770, 128237655, 256475310]

約数ペア:

[(1, 256475310), (2, 128237655), (3, 85491770), (5, 51295062), (6, 42745885), (7, 36639330), (10, 25647531), (13, 19728870), (14, 18319665), (15, 17098354), (21, 12213110), (26, 9864435), (30, 8549177), (35, 7327866), (39, 6576290), (42, 6106555), (49, 5234190), (65, 3945774), (70, 3663933), (78, 3288145), (91, 2818410), (98, 2617095), (105, 2442622), (130, 1972887), (147, 1744730), (182, 1409205), (195, 1315258), (210, 1221311), (245, 1046838), (273, 939470), (294, 872365), (390, 657629), (455, 563682), (490, 523419), (546, 469735), (637, 402630), (735, 348946), (910, 281841), (1274, 201315), (1365, 187894), (1470, 174473), (1911, 134210), (2730, 93947), (3185, 80526), (3822, 67105), (6370, 40263), (9555, 26842), (13421, 19110)]