163947720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{9829}}^1$

素因数の和:9982

約数の個数: 64

約数和(自身を含む): 495432000

約数和(自身を除く): 331484280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 139, 278, 417, 556, 695, 834, 1112, 1390, 1668, 2085, 2780, 3336, 4170, 5560, 8340, 9829, 16680, 19658, 29487, 39316, 49145, 58974, 78632, 98290, 117948, 147435, 196580, 235896, 294870, 393160, 589740, 1179480, 1366231, 2732462, 4098693, 5464924, 6831155, 8197386, 10929848, 13662310, 16394772, 20493465, 27324620, 32789544, 40986930, 54649240, 81973860, 163947720]

約数ペア:

[(1, 163947720), (2, 81973860), (3, 54649240), (4, 40986930), (5, 32789544), (6, 27324620), (8, 20493465), (10, 16394772), (12, 13662310), (15, 10929848), (20, 8197386), (24, 6831155), (30, 5464924), (40, 4098693), (60, 2732462), (120, 1366231), (139, 1179480), (278, 589740), (417, 393160), (556, 294870), (695, 235896), (834, 196580), (1112, 147435), (1390, 117948), (1668, 98290), (2085, 78632), (2780, 58974), (3336, 49145), (4170, 39316), (5560, 29487), (8340, 19658), (9829, 16680)]