180418108

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1$

素因数の和:494

約数の個数: 48

約数和(自身を含む): 347116000

約数和(自身を除く): 166697892

約数列:

[1, 2, 4, 13, 26, 52, 109, 139, 218, 229, 278, 436, 458, 556, 916, 1417, 1807, 2834, 2977, 3614, 5668, 5954, 7228, 11908, 15151, 24961, 30302, 31831, 49922, 60604, 63662, 99844, 127324, 196963, 324493, 393926, 413803, 648986, 787852, 827606, 1297972, 1655212, 3469579, 6939158, 13878316, 45104527, 90209054, 180418108]

約数ペア:

[(1, 180418108), (2, 90209054), (4, 45104527), (13, 13878316), (26, 6939158), (52, 3469579), (109, 1655212), (139, 1297972), (218, 827606), (229, 787852), (278, 648986), (436, 413803), (458, 393926), (556, 324493), (916, 196963), (1417, 127324), (1807, 99844), (2834, 63662), (2977, 60604), (3614, 49922), (5668, 31831), (5954, 30302), (7228, 24961), (11908, 15151)]