68781528

素因数分解:

$2^3\times 3^3\times {\mathrm{359}}^1\times {\mathrm{887}}^1$

素因数の和:1261

約数の個数: 64

約数和(自身を含む): 191808000

約数和(自身を除く): 123026472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 359, 718, 887, 1077, 1436, 1774, 2154, 2661, 2872, 3231, 3548, 4308, 5322, 6462, 7096, 7983, 8616, 9693, 10644, 12924, 15966, 19386, 21288, 23949, 25848, 31932, 38772, 47898, 63864, 77544, 95796, 191592, 318433, 636866, 955299, 1273732, 1910598, 2547464, 2865897, 3821196, 5731794, 7642392, 8597691, 11463588, 17195382, 22927176, 34390764, 68781528]

約数ペア:

[(1, 68781528), (2, 34390764), (3, 22927176), (4, 17195382), (6, 11463588), (8, 8597691), (9, 7642392), (12, 5731794), (18, 3821196), (24, 2865897), (27, 2547464), (36, 1910598), (54, 1273732), (72, 955299), (108, 636866), (216, 318433), (359, 191592), (718, 95796), (887, 77544), (1077, 63864), (1436, 47898), (1774, 38772), (2154, 31932), (2661, 25848), (2872, 23949), (3231, 21288), (3548, 19386), (4308, 15966), (5322, 12924), (6462, 10644), (7096, 9693), (7983, 8616)]