215917920

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{331}}^1$

素因数の和:506

約数の個数: 192

約数和(自身を含む): 763015680

約数和(自身を除く): 547097760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 151, 160, 180, 216, 240, 270, 288, 302, 331, 360, 432, 453, 480, 540, 604, 662, 720, 755, 864, 906, 993, 1080, 1208, 1324, 1359, 1440, 1510, 1655, 1812, 1986, 2160, 2265, 2416, 2648, 2718, 2979, 3020, 3310, 3624, 3972, 4077, 4320, 4530, 4832, 4965, 5296, 5436, 5958, 6040, 6620, 6795, 7248, 7944, 8154, 8937, 9060, 9930, 10592, 10872, 11916, 12080, 13240, 13590, 14496, 14895, 15888, 16308, 17874, 18120, 19860, 20385, 21744, 23832, 24160, 26480, 27180, 29790, 31776, 32616, 35748, 36240, 39720, 40770, 43488, 44685, 47664, 49981, 52960, 54360, 59580, 65232, 71496, 72480, 79440, 81540, 89370, 95328, 99962, 108720, 119160, 130464, 142992, 149943, 158880, 163080, 178740, 199924, 217440, 238320, 249905, 285984, 299886, 326160, 357480, 399848, 449829, 476640, 499810, 599772, 652320, 714960, 749715, 799696, 899658, 999620, 1199544, 1349487, 1429920, 1499430, 1599392, 1799316, 1999240, 2249145, 2399088, 2698974, 2998860, 3598632, 3998480, 4498290, 4798176, 5397948, 5997720, 6747435, 7197264, 7996960, 8996580, 10795896, 11995440, 13494870, 14394528, 17993160, 21591792, 23990880, 26989740, 35986320, 43183584, 53979480, 71972640, 107958960, 215917920]

約数ペア:

[(1, 215917920), (2, 107958960), (3, 71972640), (4, 53979480), (5, 43183584), (6, 35986320), (8, 26989740), (9, 23990880), (10, 21591792), (12, 17993160), (15, 14394528), (16, 13494870), (18, 11995440), (20, 10795896), (24, 8996580), (27, 7996960), (30, 7197264), (32, 6747435), (36, 5997720), (40, 5397948), (45, 4798176), (48, 4498290), (54, 3998480), (60, 3598632), (72, 2998860), (80, 2698974), (90, 2399088), (96, 2249145), (108, 1999240), (120, 1799316), (135, 1599392), (144, 1499430), (151, 1429920), (160, 1349487), (180, 1199544), (216, 999620), (240, 899658), (270, 799696), (288, 749715), (302, 714960), (331, 652320), (360, 599772), (432, 499810), (453, 476640), (480, 449829), (540, 399848), (604, 357480), (662, 326160), (720, 299886), (755, 285984), (864, 249905), (906, 238320), (993, 217440), (1080, 199924), (1208, 178740), (1324, 163080), (1359, 158880), (1440, 149943), (1510, 142992), (1655, 130464), (1812, 119160), (1986, 108720), (2160, 99962), (2265, 95328), (2416, 89370), (2648, 81540), (2718, 79440), (2979, 72480), (3020, 71496), (3310, 65232), (3624, 59580), (3972, 54360), (4077, 52960), (4320, 49981), (4530, 47664), (4832, 44685), (4965, 43488), (5296, 40770), (5436, 39720), (5958, 36240), (6040, 35748), (6620, 32616), (6795, 31776), (7248, 29790), (7944, 27180), (8154, 26480), (8937, 24160), (9060, 23832), (9930, 21744), (10592, 20385), (10872, 19860), (11916, 18120), (12080, 17874), (13240, 16308), (13590, 15888), (14496, 14895)]