690008820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{188527}}^1$

素因数の和:188600

約数の個数: 48

約数和(自身を含む): 1963707648

約数和(自身を除く): 1273698828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 188527, 377054, 565581, 754108, 942635, 1131162, 1885270, 2262324, 2827905, 3770540, 5655810, 11311620, 11500147, 23000294, 34500441, 46000588, 57500735, 69000882, 115001470, 138001764, 172502205, 230002940, 345004410, 690008820]

約数ペア:

[(1, 690008820), (2, 345004410), (3, 230002940), (4, 172502205), (5, 138001764), (6, 115001470), (10, 69000882), (12, 57500735), (15, 46000588), (20, 34500441), (30, 23000294), (60, 11500147), (61, 11311620), (122, 5655810), (183, 3770540), (244, 2827905), (305, 2262324), (366, 1885270), (610, 1131162), (732, 942635), (915, 754108), (1220, 565581), (1830, 377054), (3660, 188527)]