156516728

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{349}}^1\times {\mathrm{919}}^1$

素因数の和:1335

約数の個数: 32

約数和(自身を含む): 299460000

約数和(自身を除く): 142943272

約数列:

[1, 2, 4, 8, 61, 122, 244, 349, 488, 698, 919, 1396, 1838, 2792, 3676, 7352, 21289, 42578, 56059, 85156, 112118, 170312, 224236, 320731, 448472, 641462, 1282924, 2565848, 19564591, 39129182, 78258364, 156516728]

約数ペア:

[(1, 156516728), (2, 78258364), (4, 39129182), (8, 19564591), (61, 2565848), (122, 1282924), (244, 641462), (349, 448472), (488, 320731), (698, 224236), (919, 170312), (1396, 112118), (1838, 85156), (2792, 56059), (3676, 42578), (7352, 21289)]