17091720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{241}}^1$

素因数の和:455

約数の個数: 96

約数和(自身を含む): 56061720

約数和(自身を除く): 38970000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 197, 241, 360, 394, 482, 591, 723, 788, 964, 985, 1182, 1205, 1446, 1576, 1773, 1928, 1970, 2169, 2364, 2410, 2892, 2955, 3546, 3615, 3940, 4338, 4728, 4820, 5784, 5910, 7092, 7230, 7880, 8676, 8865, 9640, 10845, 11820, 14184, 14460, 17352, 17730, 21690, 23640, 28920, 35460, 43380, 47477, 70920, 86760, 94954, 142431, 189908, 237385, 284862, 379816, 427293, 474770, 569724, 712155, 854586, 949540, 1139448, 1424310, 1709172, 1899080, 2136465, 2848620, 3418344, 4272930, 5697240, 8545860, 17091720]

約数ペア:

[(1, 17091720), (2, 8545860), (3, 5697240), (4, 4272930), (5, 3418344), (6, 2848620), (8, 2136465), (9, 1899080), (10, 1709172), (12, 1424310), (15, 1139448), (18, 949540), (20, 854586), (24, 712155), (30, 569724), (36, 474770), (40, 427293), (45, 379816), (60, 284862), (72, 237385), (90, 189908), (120, 142431), (180, 94954), (197, 86760), (241, 70920), (360, 47477), (394, 43380), (482, 35460), (591, 28920), (723, 23640), (788, 21690), (964, 17730), (985, 17352), (1182, 14460), (1205, 14184), (1446, 11820), (1576, 10845), (1773, 9640), (1928, 8865), (1970, 8676), (2169, 7880), (2364, 7230), (2410, 7092), (2892, 5910), (2955, 5784), (3546, 4820), (3615, 4728), (3940, 4338)]