686430

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{263}}^1$

素因数の和:305

約数の個数: 48

約数和(自身を含む): 1853280

約数和(自身を除く): 1166850

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 261, 263, 290, 435, 522, 526, 789, 870, 1305, 1315, 1578, 2367, 2610, 2630, 3945, 4734, 7627, 7890, 11835, 15254, 22881, 23670, 38135, 45762, 68643, 76270, 114405, 137286, 228810, 343215, 686430]

約数ペア:

[(1, 686430), (2, 343215), (3, 228810), (5, 137286), (6, 114405), (9, 76270), (10, 68643), (15, 45762), (18, 38135), (29, 23670), (30, 22881), (45, 15254), (58, 11835), (87, 7890), (90, 7627), (145, 4734), (174, 3945), (261, 2630), (263, 2610), (290, 2367), (435, 1578), (522, 1315), (526, 1305), (789, 870)]