205108080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{854617}}^1$

素因数の和:854633

約数の個数: 40

約数和(自身を含む): 635835792

約数和(自身を除く): 430727712

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 854617, 1709234, 2563851, 3418468, 4273085, 5127702, 6836936, 8546170, 10255404, 12819255, 13673872, 17092340, 20510808, 25638510, 34184680, 41021616, 51277020, 68369360, 102554040, 205108080]

約数ペア:

[(1, 205108080), (2, 102554040), (3, 68369360), (4, 51277020), (5, 41021616), (6, 34184680), (8, 25638510), (10, 20510808), (12, 17092340), (15, 13673872), (16, 12819255), (20, 10255404), (24, 8546170), (30, 6836936), (40, 5127702), (48, 4273085), (60, 3418468), (80, 2563851), (120, 1709234), (240, 854617)]