31359180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{3329}}^1$

素因数の和:3498

約数の個数: 48

約数和(自身を含む): 88391520

約数和(自身を除く): 57032340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 157, 314, 471, 628, 785, 942, 1570, 1884, 2355, 3140, 3329, 4710, 6658, 9420, 9987, 13316, 16645, 19974, 33290, 39948, 49935, 66580, 99870, 199740, 522653, 1045306, 1567959, 2090612, 2613265, 3135918, 5226530, 6271836, 7839795, 10453060, 15679590, 31359180]

約数ペア:

[(1, 31359180), (2, 15679590), (3, 10453060), (4, 7839795), (5, 6271836), (6, 5226530), (10, 3135918), (12, 2613265), (15, 2090612), (20, 1567959), (30, 1045306), (60, 522653), (157, 199740), (314, 99870), (471, 66580), (628, 49935), (785, 39948), (942, 33290), (1570, 19974), (1884, 16645), (2355, 13316), (3140, 9987), (3329, 9420), (4710, 6658)]