159744920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{347}}^1\times {\mathrm{677}}^1$

素因数の和:1052

約数の個数: 64

約数和(自身を含む): 382229280

約数和(自身を除く): 222484360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 347, 677, 680, 694, 1354, 1388, 1735, 2708, 2776, 3385, 3470, 5416, 5899, 6770, 6940, 11509, 11798, 13540, 13880, 23018, 23596, 27080, 29495, 46036, 47192, 57545, 58990, 92072, 115090, 117980, 230180, 234919, 235960, 460360, 469838, 939676, 1174595, 1879352, 2349190, 3993623, 4698380, 7987246, 9396760, 15974492, 19968115, 31948984, 39936230, 79872460, 159744920]

約数ペア:

[(1, 159744920), (2, 79872460), (4, 39936230), (5, 31948984), (8, 19968115), (10, 15974492), (17, 9396760), (20, 7987246), (34, 4698380), (40, 3993623), (68, 2349190), (85, 1879352), (136, 1174595), (170, 939676), (340, 469838), (347, 460360), (677, 235960), (680, 234919), (694, 230180), (1354, 117980), (1388, 115090), (1735, 92072), (2708, 58990), (2776, 57545), (3385, 47192), (3470, 46036), (5416, 29495), (5899, 27080), (6770, 23596), (6940, 23018), (11509, 13880), (11798, 13540)]