221497860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{41479}}^1$

素因数の和:41580

約数の個数: 48

約数和(自身を含む): 627177600

約数和(自身を除く): 405679740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2670, 5340, 41479, 82958, 124437, 165916, 207395, 248874, 414790, 497748, 622185, 829580, 1244370, 2488740, 3691631, 7383262, 11074893, 14766524, 18458155, 22149786, 36916310, 44299572, 55374465, 73832620, 110748930, 221497860]

約数ペア:

[(1, 221497860), (2, 110748930), (3, 73832620), (4, 55374465), (5, 44299572), (6, 36916310), (10, 22149786), (12, 18458155), (15, 14766524), (20, 11074893), (30, 7383262), (60, 3691631), (89, 2488740), (178, 1244370), (267, 829580), (356, 622185), (445, 497748), (534, 414790), (890, 248874), (1068, 207395), (1335, 165916), (1780, 124437), (2670, 82958), (5340, 41479)]