55351980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{307511}}^1$

素因数の和:307526

約数の個数: 36

約数和(自身を含む): 167901552

約数和(自身を除く): 112549572

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 307511, 615022, 922533, 1230044, 1537555, 1845066, 2767599, 3075110, 3690132, 4612665, 5535198, 6150220, 9225330, 11070396, 13837995, 18450660, 27675990, 55351980]

約数ペア:

[(1, 55351980), (2, 27675990), (3, 18450660), (4, 13837995), (5, 11070396), (6, 9225330), (9, 6150220), (10, 5535198), (12, 4612665), (15, 3690132), (18, 3075110), (20, 2767599), (30, 1845066), (36, 1537555), (45, 1230044), (60, 922533), (90, 615022), (180, 307511)]