255409740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1979}}^1$

素因数の和:2236

約数の個数: 96

約数和(自身を含む): 798336000

約数和(自身を除く): 542926260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 239, 270, 478, 540, 717, 956, 1195, 1434, 1979, 2151, 2390, 2868, 3585, 3958, 4302, 4780, 5937, 6453, 7170, 7916, 8604, 9895, 10755, 11874, 12906, 14340, 17811, 19790, 21510, 23748, 25812, 29685, 32265, 35622, 39580, 43020, 53433, 59370, 64530, 71244, 89055, 106866, 118740, 129060, 178110, 213732, 267165, 356220, 472981, 534330, 945962, 1068660, 1418943, 1891924, 2364905, 2837886, 4256829, 4729810, 5675772, 7094715, 8513658, 9459620, 12770487, 14189430, 17027316, 21284145, 25540974, 28378860, 42568290, 51081948, 63852435, 85136580, 127704870, 255409740]

約数ペア:

[(1, 255409740), (2, 127704870), (3, 85136580), (4, 63852435), (5, 51081948), (6, 42568290), (9, 28378860), (10, 25540974), (12, 21284145), (15, 17027316), (18, 14189430), (20, 12770487), (27, 9459620), (30, 8513658), (36, 7094715), (45, 5675772), (54, 4729810), (60, 4256829), (90, 2837886), (108, 2364905), (135, 1891924), (180, 1418943), (239, 1068660), (270, 945962), (478, 534330), (540, 472981), (717, 356220), (956, 267165), (1195, 213732), (1434, 178110), (1979, 129060), (2151, 118740), (2390, 106866), (2868, 89055), (3585, 71244), (3958, 64530), (4302, 59370), (4780, 53433), (5937, 43020), (6453, 39580), (7170, 35622), (7916, 32265), (8604, 29685), (9895, 25812), (10755, 23748), (11874, 21510), (12906, 19790), (14340, 17811)]