156938109820

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1213}}^1\times {\mathrm{29009}}^1$

素因数の和:30454

約数の個数: 48

約数和(自身を含む): 331332261120

約数和(自身を除く): 174394151300

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 1213, 2230, 2426, 4460, 4852, 6065, 12130, 24260, 29009, 58018, 116036, 145045, 270499, 290090, 540998, 580180, 1081996, 1352495, 2704990, 5409980, 6469007, 12938014, 25876028, 32345035, 35187917, 64690070, 70375834, 129380140, 140751668, 175939585, 351879170, 703758340, 7846905491, 15693810982, 31387621964, 39234527455, 78469054910, 156938109820]

約数ペア:

[(1, 156938109820), (2, 78469054910), (4, 39234527455), (5, 31387621964), (10, 15693810982), (20, 7846905491), (223, 703758340), (446, 351879170), (892, 175939585), (1115, 140751668), (1213, 129380140), (2230, 70375834), (2426, 64690070), (4460, 35187917), (4852, 32345035), (6065, 25876028), (12130, 12938014), (24260, 6469007), (29009, 5409980), (58018, 2704990), (116036, 1352495), (145045, 1081996), (270499, 580180), (290090, 540998)]