157215310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2749}}^1$

素因数の和:2825

約数の個数: 64

約数和(自身を含む): 348480000

約数和(自身を除く): 191264690

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 43, 70, 86, 95, 133, 190, 215, 266, 301, 430, 602, 665, 817, 1330, 1505, 1634, 2749, 3010, 4085, 5498, 5719, 8170, 11438, 13745, 19243, 27490, 28595, 38486, 52231, 57190, 96215, 104462, 118207, 192430, 236414, 261155, 365617, 522310, 591035, 731234, 827449, 1182070, 1654898, 1828085, 2245933, 3656170, 4137245, 4491866, 8274490, 11229665, 15721531, 22459330, 31443062, 78607655, 157215310]

約数ペア:

[(1, 157215310), (2, 78607655), (5, 31443062), (7, 22459330), (10, 15721531), (14, 11229665), (19, 8274490), (35, 4491866), (38, 4137245), (43, 3656170), (70, 2245933), (86, 1828085), (95, 1654898), (133, 1182070), (190, 827449), (215, 731234), (266, 591035), (301, 522310), (430, 365617), (602, 261155), (665, 236414), (817, 192430), (1330, 118207), (1505, 104462), (1634, 96215), (2749, 57190), (3010, 52231), (4085, 38486), (5498, 28595), (5719, 27490), (8170, 19243), (11438, 13745)]