42558660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:338

約数の個数: 144

約数和(自身を含む): 138378240

約数和(自身を除く): 95819580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 31, 36, 45, 58, 60, 62, 87, 90, 93, 116, 124, 145, 155, 174, 180, 186, 261, 263, 279, 290, 310, 348, 372, 435, 465, 522, 526, 558, 580, 620, 789, 870, 899, 930, 1044, 1052, 1116, 1305, 1315, 1395, 1578, 1740, 1798, 1860, 2367, 2610, 2630, 2697, 2790, 3156, 3596, 3945, 4495, 4734, 5220, 5260, 5394, 5580, 7627, 7890, 8091, 8153, 8990, 9468, 10788, 11835, 13485, 15254, 15780, 16182, 16306, 17980, 22881, 23670, 24459, 26970, 30508, 32364, 32612, 38135, 40455, 40765, 45762, 47340, 48918, 53940, 68643, 73377, 76270, 80910, 81530, 91524, 97836, 114405, 122295, 137286, 146754, 152540, 161820, 163060, 228810, 236437, 244590, 274572, 293508, 343215, 366885, 457620, 472874, 489180, 686430, 709311, 733770, 945748, 1182185, 1372860, 1418622, 1467540, 2127933, 2364370, 2837244, 3546555, 4255866, 4728740, 7093110, 8511732, 10639665, 14186220, 21279330, 42558660]

約数ペア:

[(1, 42558660), (2, 21279330), (3, 14186220), (4, 10639665), (5, 8511732), (6, 7093110), (9, 4728740), (10, 4255866), (12, 3546555), (15, 2837244), (18, 2364370), (20, 2127933), (29, 1467540), (30, 1418622), (31, 1372860), (36, 1182185), (45, 945748), (58, 733770), (60, 709311), (62, 686430), (87, 489180), (90, 472874), (93, 457620), (116, 366885), (124, 343215), (145, 293508), (155, 274572), (174, 244590), (180, 236437), (186, 228810), (261, 163060), (263, 161820), (279, 152540), (290, 146754), (310, 137286), (348, 122295), (372, 114405), (435, 97836), (465, 91524), (522, 81530), (526, 80910), (558, 76270), (580, 73377), (620, 68643), (789, 53940), (870, 48918), (899, 47340), (930, 45762), (1044, 40765), (1052, 40455), (1116, 38135), (1305, 32612), (1315, 32364), (1395, 30508), (1578, 26970), (1740, 24459), (1798, 23670), (1860, 22881), (2367, 17980), (2610, 16306), (2630, 16182), (2697, 15780), (2790, 15254), (3156, 13485), (3596, 11835), (3945, 10788), (4495, 9468), (4734, 8990), (5220, 8153), (5260, 8091), (5394, 7890), (5580, 7627)]