221147820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{136511}}^1$

素因数の和:136532

約数の個数: 60

約数和(自身を含む): 693753984

約数和(自身を除く): 472606164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 136511, 273022, 409533, 546044, 682555, 819066, 1228599, 1365110, 1638132, 2047665, 2457198, 2730220, 3685797, 4095330, 4914396, 6142995, 7371594, 8190660, 11057391, 12285990, 14743188, 18428985, 22114782, 24571980, 36857970, 44229564, 55286955, 73715940, 110573910, 221147820]

約数ペア:

[(1, 221147820), (2, 110573910), (3, 73715940), (4, 55286955), (5, 44229564), (6, 36857970), (9, 24571980), (10, 22114782), (12, 18428985), (15, 14743188), (18, 12285990), (20, 11057391), (27, 8190660), (30, 7371594), (36, 6142995), (45, 4914396), (54, 4095330), (60, 3685797), (81, 2730220), (90, 2457198), (108, 2047665), (135, 1638132), (162, 1365110), (180, 1228599), (270, 819066), (324, 682555), (405, 546044), (540, 409533), (810, 273022), (1620, 136511)]