156669640

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{1153}}^1$

素因数の和:1286

約数の個数: 64

約数和(自身を含む): 365587200

約数和(自身を除く): 208917560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 79, 86, 158, 172, 215, 316, 344, 395, 430, 632, 790, 860, 1153, 1580, 1720, 2306, 3160, 3397, 4612, 5765, 6794, 9224, 11530, 13588, 16985, 23060, 27176, 33970, 46120, 49579, 67940, 91087, 99158, 135880, 182174, 198316, 247895, 364348, 396632, 455435, 495790, 728696, 910870, 991580, 1821740, 1983160, 3643480, 3916741, 7833482, 15666964, 19583705, 31333928, 39167410, 78334820, 156669640]

約数ペア:

[(1, 156669640), (2, 78334820), (4, 39167410), (5, 31333928), (8, 19583705), (10, 15666964), (20, 7833482), (40, 3916741), (43, 3643480), (79, 1983160), (86, 1821740), (158, 991580), (172, 910870), (215, 728696), (316, 495790), (344, 455435), (395, 396632), (430, 364348), (632, 247895), (790, 198316), (860, 182174), (1153, 135880), (1580, 99158), (1720, 91087), (2306, 67940), (3160, 49579), (3397, 46120), (4612, 33970), (5765, 27176), (6794, 23060), (9224, 16985), (11530, 13588)]