988123860

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{727}}^1\times {\mathrm{839}}^1$

素因数の和:1587

約数の個数: 120

約数和(自身を含む): 3107744640

約数和(自身を除く): 2119620780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 727, 810, 839, 1454, 1620, 1678, 2181, 2517, 2908, 3356, 3635, 4195, 4362, 5034, 6543, 7270, 7551, 8390, 8724, 10068, 10905, 12585, 13086, 14540, 15102, 16780, 19629, 21810, 22653, 25170, 26172, 30204, 32715, 37755, 39258, 43620, 45306, 50340, 58887, 65430, 67959, 75510, 78516, 90612, 98145, 113265, 117774, 130860, 135918, 151020, 196290, 226530, 235548, 271836, 294435, 339795, 392580, 453060, 588870, 609953, 679590, 1177740, 1219906, 1359180, 1829859, 2439812, 3049765, 3659718, 5489577, 6099530, 7319436, 9149295, 10979154, 12199060, 16468731, 18298590, 21958308, 27447885, 32937462, 36597180, 49406193, 54895770, 65874924, 82343655, 98812386, 109791540, 164687310, 197624772, 247030965, 329374620, 494061930, 988123860]

約数ペア:

[(1, 988123860), (2, 494061930), (3, 329374620), (4, 247030965), (5, 197624772), (6, 164687310), (9, 109791540), (10, 98812386), (12, 82343655), (15, 65874924), (18, 54895770), (20, 49406193), (27, 36597180), (30, 32937462), (36, 27447885), (45, 21958308), (54, 18298590), (60, 16468731), (81, 12199060), (90, 10979154), (108, 9149295), (135, 7319436), (162, 6099530), (180, 5489577), (270, 3659718), (324, 3049765), (405, 2439812), (540, 1829859), (727, 1359180), (810, 1219906), (839, 1177740), (1454, 679590), (1620, 609953), (1678, 588870), (2181, 453060), (2517, 392580), (2908, 339795), (3356, 294435), (3635, 271836), (4195, 235548), (4362, 226530), (5034, 196290), (6543, 151020), (7270, 135918), (7551, 130860), (8390, 117774), (8724, 113265), (10068, 98145), (10905, 90612), (12585, 78516), (13086, 75510), (14540, 67959), (15102, 65430), (16780, 58887), (19629, 50340), (21810, 45306), (22653, 43620), (25170, 39258), (26172, 37755), (30204, 32715)]