164074120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{30841}}^1$

素因数の和:30878

約数の個数: 64

約数和(自身を含む): 444124800

約数和(自身を除く): 280050680

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, 30841, 61682, 123364, 154205, 215887, 246728, 308410, 431774, 585979, 616820, 863548, 1079435, 1171958, 1233640, 1727096, 2158870, 2343916, 2929895, 4101853, 4317740, 4687832, 5859790, 8203706, 8635480, 11719580, 16407412, 20509265, 23439160, 32814824, 41018530, 82037060, 164074120]

約数ペア:

[(1, 164074120), (2, 82037060), (4, 41018530), (5, 32814824), (7, 23439160), (8, 20509265), (10, 16407412), (14, 11719580), (19, 8635480), (20, 8203706), (28, 5859790), (35, 4687832), (38, 4317740), (40, 4101853), (56, 2929895), (70, 2343916), (76, 2158870), (95, 1727096), (133, 1233640), (140, 1171958), (152, 1079435), (190, 863548), (266, 616820), (280, 585979), (380, 431774), (532, 308410), (665, 246728), (760, 215887), (1064, 154205), (1330, 123364), (2660, 61682), (5320, 30841)]