81569520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{587}}^1$

素因数の和:799

約数の個数: 120

約数和(自身を含む): 275826096

約数和(自身を除く): 194256576

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 193, 240, 360, 386, 579, 587, 720, 772, 965, 1158, 1174, 1544, 1737, 1761, 1930, 2316, 2348, 2895, 2935, 3088, 3474, 3522, 3860, 4632, 4696, 5283, 5790, 5870, 6948, 7044, 7720, 8685, 8805, 9264, 9392, 10566, 11580, 11740, 13896, 14088, 15440, 17370, 17610, 21132, 23160, 23480, 26415, 27792, 28176, 34740, 35220, 42264, 46320, 46960, 52830, 69480, 70440, 84528, 105660, 113291, 138960, 140880, 211320, 226582, 339873, 422640, 453164, 566455, 679746, 906328, 1019619, 1132910, 1359492, 1699365, 1812656, 2039238, 2265820, 2718984, 3398730, 4078476, 4531640, 5098095, 5437968, 6797460, 8156952, 9063280, 10196190, 13594920, 16313904, 20392380, 27189840, 40784760, 81569520]

約数ペア:

[(1, 81569520), (2, 40784760), (3, 27189840), (4, 20392380), (5, 16313904), (6, 13594920), (8, 10196190), (9, 9063280), (10, 8156952), (12, 6797460), (15, 5437968), (16, 5098095), (18, 4531640), (20, 4078476), (24, 3398730), (30, 2718984), (36, 2265820), (40, 2039238), (45, 1812656), (48, 1699365), (60, 1359492), (72, 1132910), (80, 1019619), (90, 906328), (120, 679746), (144, 566455), (180, 453164), (193, 422640), (240, 339873), (360, 226582), (386, 211320), (579, 140880), (587, 138960), (720, 113291), (772, 105660), (965, 84528), (1158, 70440), (1174, 69480), (1544, 52830), (1737, 46960), (1761, 46320), (1930, 42264), (2316, 35220), (2348, 34740), (2895, 28176), (2935, 27792), (3088, 26415), (3474, 23480), (3522, 23160), (3860, 21132), (4632, 17610), (4696, 17370), (5283, 15440), (5790, 14088), (5870, 13896), (6948, 11740), (7044, 11580), (7720, 10566), (8685, 9392), (8805, 9264)]