205931430

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{821}}^1\times {\mathrm{929}}^1$

素因数の和:1766

約数の個数: 64

約数和(自身を含む): 550411200

約数和(自身を除く): 344479770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 821, 929, 1642, 1858, 2463, 2787, 4105, 4645, 4926, 5574, 7389, 8210, 8361, 9290, 12315, 13935, 14778, 16722, 22167, 24630, 25083, 27870, 36945, 41805, 44334, 50166, 73890, 83610, 110835, 125415, 221670, 250830, 762709, 1525418, 2288127, 3813545, 4576254, 6864381, 7627090, 11440635, 13728762, 20593143, 22881270, 34321905, 41186286, 68643810, 102965715, 205931430]

約数ペア:

[(1, 205931430), (2, 102965715), (3, 68643810), (5, 41186286), (6, 34321905), (9, 22881270), (10, 20593143), (15, 13728762), (18, 11440635), (27, 7627090), (30, 6864381), (45, 4576254), (54, 3813545), (90, 2288127), (135, 1525418), (270, 762709), (821, 250830), (929, 221670), (1642, 125415), (1858, 110835), (2463, 83610), (2787, 73890), (4105, 50166), (4645, 44334), (4926, 41805), (5574, 36945), (7389, 27870), (8210, 25083), (8361, 24630), (9290, 22167), (12315, 16722), (13935, 14778)]