156076840

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{857}}^1$

素因数の和:1054

約数の個数: 64

約数和(自身を含む): 366022800

約数和(自身を除く): 209945960

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 157, 232, 290, 314, 580, 628, 785, 857, 1160, 1256, 1570, 1714, 3140, 3428, 4285, 4553, 6280, 6856, 8570, 9106, 17140, 18212, 22765, 24853, 34280, 36424, 45530, 49706, 91060, 99412, 124265, 134549, 182120, 198824, 248530, 269098, 497060, 538196, 672745, 994120, 1076392, 1345490, 2690980, 3901921, 5381960, 7803842, 15607684, 19509605, 31215368, 39019210, 78038420, 156076840]

約数ペア:

[(1, 156076840), (2, 78038420), (4, 39019210), (5, 31215368), (8, 19509605), (10, 15607684), (20, 7803842), (29, 5381960), (40, 3901921), (58, 2690980), (116, 1345490), (145, 1076392), (157, 994120), (232, 672745), (290, 538196), (314, 497060), (580, 269098), (628, 248530), (785, 198824), (857, 182120), (1160, 134549), (1256, 124265), (1570, 99412), (1714, 91060), (3140, 49706), (3428, 45530), (4285, 36424), (4553, 34280), (6280, 24853), (6856, 22765), (8570, 18212), (9106, 17140)]