205149720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{317}}^1\times {\mathrm{5393}}^1$

素因数の和:5724

約数の個数: 64

約数和(自身を含む): 617505120

約数和(自身を除く): 412355400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 317, 634, 951, 1268, 1585, 1902, 2536, 3170, 3804, 4755, 5393, 6340, 7608, 9510, 10786, 12680, 16179, 19020, 21572, 26965, 32358, 38040, 43144, 53930, 64716, 80895, 107860, 129432, 161790, 215720, 323580, 647160, 1709581, 3419162, 5128743, 6838324, 8547905, 10257486, 13676648, 17095810, 20514972, 25643715, 34191620, 41029944, 51287430, 68383240, 102574860, 205149720]

約数ペア:

[(1, 205149720), (2, 102574860), (3, 68383240), (4, 51287430), (5, 41029944), (6, 34191620), (8, 25643715), (10, 20514972), (12, 17095810), (15, 13676648), (20, 10257486), (24, 8547905), (30, 6838324), (40, 5128743), (60, 3419162), (120, 1709581), (317, 647160), (634, 323580), (951, 215720), (1268, 161790), (1585, 129432), (1902, 107860), (2536, 80895), (3170, 64716), (3804, 53930), (4755, 43144), (5393, 38040), (6340, 32358), (7608, 26965), (9510, 21572), (10786, 19020), (12680, 16179)]