86770620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{2447}}^1$

素因数の和:2659

約数の個数: 72

約数和(自身を含む): 264648384

約数和(自身を除く): 177877764

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 197, 394, 591, 788, 985, 1182, 1773, 1970, 2364, 2447, 2955, 3546, 3940, 4894, 5910, 7092, 7341, 8865, 9788, 11820, 12235, 14682, 17730, 22023, 24470, 29364, 35460, 36705, 44046, 48940, 73410, 88092, 110115, 146820, 220230, 440460, 482059, 964118, 1446177, 1928236, 2410295, 2892354, 4338531, 4820590, 5784708, 7230885, 8677062, 9641180, 14461770, 17354124, 21692655, 28923540, 43385310, 86770620]

約数ペア:

[(1, 86770620), (2, 43385310), (3, 28923540), (4, 21692655), (5, 17354124), (6, 14461770), (9, 9641180), (10, 8677062), (12, 7230885), (15, 5784708), (18, 4820590), (20, 4338531), (30, 2892354), (36, 2410295), (45, 1928236), (60, 1446177), (90, 964118), (180, 482059), (197, 440460), (394, 220230), (591, 146820), (788, 110115), (985, 88092), (1182, 73410), (1773, 48940), (1970, 44046), (2364, 36705), (2447, 35460), (2955, 29364), (3546, 24470), (3940, 22023), (4894, 17730), (5910, 14682), (7092, 12235), (7341, 11820), (8865, 9788)]