123908120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23291}}^1$

素因数の和:23328

約数の個数: 64

約数和(自身を含む): 335404800

約数和(自身を除く): 211496680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 23291, 46582, 93164, 116455, 163037, 186328, 232910, 326074, 442529, 465820, 652148, 815185, 885058, 931640, 1304296, 1630370, 1770116, 2212645, 3097703, 3260740, 3540232, 4425290, 6195406, 6521480, 8850580, 12390812, 15488515, 17701160, 24781624, 30977030, 61954060, 123908120]

約数ペア:

[(1, 123908120), (2, 61954060), (4, 30977030), (5, 24781624), (7, 17701160), (8, 15488515), (10, 12390812), (14, 8850580), (19, 6521480), (20, 6195406), (28, 4425290), (35, 3540232), (38, 3260740), (40, 3097703), (56, 2212645), (70, 1770116), (76, 1630370), (95, 1304296), (133, 931640), (140, 885058), (152, 815185), (190, 652148), (266, 465820), (280, 442529), (380, 326074), (532, 232910), (665, 186328), (760, 163037), (1064, 116455), (1330, 93164), (2660, 46582), (5320, 23291)]