54155220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{128941}}^1$

素因数の和:128960

約数の個数: 48

約数和(自身を含む): 173298048

約数和(自身を除く): 119142828

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 128941, 257882, 386823, 515764, 644705, 773646, 902587, 1289410, 1547292, 1805174, 1934115, 2578820, 2707761, 3610348, 3868230, 4512935, 5415522, 7736460, 9025870, 10831044, 13538805, 18051740, 27077610, 54155220]

約数ペア:

[(1, 54155220), (2, 27077610), (3, 18051740), (4, 13538805), (5, 10831044), (6, 9025870), (7, 7736460), (10, 5415522), (12, 4512935), (14, 3868230), (15, 3610348), (20, 2707761), (21, 2578820), (28, 1934115), (30, 1805174), (35, 1547292), (42, 1289410), (60, 902587), (70, 773646), (84, 644705), (105, 515764), (140, 386823), (210, 257882), (420, 128941)]