1806480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1$

素因数の和:225

約数の個数: 120

約数和(自身を含む): 6567288

約数和(自身を除く): 4760808

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 193, 195, 208, 234, 240, 260, 312, 360, 386, 390, 468, 520, 579, 585, 624, 720, 772, 780, 936, 965, 1040, 1158, 1170, 1544, 1560, 1737, 1872, 1930, 2316, 2340, 2509, 2895, 3088, 3120, 3474, 3860, 4632, 4680, 5018, 5790, 6948, 7527, 7720, 8685, 9264, 9360, 10036, 11580, 12545, 13896, 15054, 15440, 17370, 20072, 22581, 23160, 25090, 27792, 30108, 34740, 37635, 40144, 45162, 46320, 50180, 60216, 69480, 75270, 90324, 100360, 112905, 120432, 138960, 150540, 180648, 200720, 225810, 301080, 361296, 451620, 602160, 903240, 1806480]

約数ペア:

[(1, 1806480), (2, 903240), (3, 602160), (4, 451620), (5, 361296), (6, 301080), (8, 225810), (9, 200720), (10, 180648), (12, 150540), (13, 138960), (15, 120432), (16, 112905), (18, 100360), (20, 90324), (24, 75270), (26, 69480), (30, 60216), (36, 50180), (39, 46320), (40, 45162), (45, 40144), (48, 37635), (52, 34740), (60, 30108), (65, 27792), (72, 25090), (78, 23160), (80, 22581), (90, 20072), (104, 17370), (117, 15440), (120, 15054), (130, 13896), (144, 12545), (156, 11580), (180, 10036), (193, 9360), (195, 9264), (208, 8685), (234, 7720), (240, 7527), (260, 6948), (312, 5790), (360, 5018), (386, 4680), (390, 4632), (468, 3860), (520, 3474), (579, 3120), (585, 3088), (624, 2895), (720, 2509), (772, 2340), (780, 2316), (936, 1930), (965, 1872), (1040, 1737), (1158, 1560), (1170, 1544)]