637213020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{21283}}^1$

素因数の和:21794

約数の個数: 48

約数和(自身を含む): 1787856000

約数和(自身を除く): 1150642980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 499, 998, 1497, 1996, 2495, 2994, 4990, 5988, 7485, 9980, 14970, 21283, 29940, 42566, 63849, 85132, 106415, 127698, 212830, 255396, 319245, 425660, 638490, 1276980, 10620217, 21240434, 31860651, 42480868, 53101085, 63721302, 106202170, 127442604, 159303255, 212404340, 318606510, 637213020]

約数ペア:

[(1, 637213020), (2, 318606510), (3, 212404340), (4, 159303255), (5, 127442604), (6, 106202170), (10, 63721302), (12, 53101085), (15, 42480868), (20, 31860651), (30, 21240434), (60, 10620217), (499, 1276980), (998, 638490), (1497, 425660), (1996, 319245), (2495, 255396), (2994, 212830), (4990, 127698), (5988, 106415), (7485, 85132), (9980, 63849), (14970, 42566), (21283, 29940)]