312804520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{5849}}^1$

素因数の和:6058

約数の個数: 64

約数和(自身を含む): 808704000

約数和(自身を除く): 495899480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 191, 280, 382, 764, 955, 1337, 1528, 1910, 2674, 3820, 5348, 5849, 6685, 7640, 10696, 11698, 13370, 23396, 26740, 29245, 40943, 46792, 53480, 58490, 81886, 116980, 163772, 204715, 233960, 327544, 409430, 818860, 1117159, 1637720, 2234318, 4468636, 5585795, 7820113, 8937272, 11171590, 15640226, 22343180, 31280452, 39100565, 44686360, 62560904, 78201130, 156402260, 312804520]

約数ペア:

[(1, 312804520), (2, 156402260), (4, 78201130), (5, 62560904), (7, 44686360), (8, 39100565), (10, 31280452), (14, 22343180), (20, 15640226), (28, 11171590), (35, 8937272), (40, 7820113), (56, 5585795), (70, 4468636), (140, 2234318), (191, 1637720), (280, 1117159), (382, 818860), (764, 409430), (955, 327544), (1337, 233960), (1528, 204715), (1910, 163772), (2674, 116980), (3820, 81886), (5348, 58490), (5849, 53480), (6685, 46792), (7640, 40943), (10696, 29245), (11698, 26740), (13370, 23396)]