180728

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:95

約数の個数: 32

約数和(自身を含む): 378000

約数和(自身を除く): 197272

約数列:

[1, 2, 4, 8, 19, 29, 38, 41, 58, 76, 82, 116, 152, 164, 232, 328, 551, 779, 1102, 1189, 1558, 2204, 2378, 3116, 4408, 4756, 6232, 9512, 22591, 45182, 90364, 180728]

約数ペア:

[(1, 180728), (2, 90364), (4, 45182), (8, 22591), (19, 9512), (29, 6232), (38, 4756), (41, 4408), (58, 3116), (76, 2378), (82, 2204), (116, 1558), (152, 1189), (164, 1102), (232, 779), (328, 551)]