213564960

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{21187}}^1$

素因数の和:21215

約数の個数: 144

約数和(自身を含む): 832942656

約数和(自身を除く): 619377696

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 21187, 42374, 63561, 84748, 105935, 127122, 148309, 169496, 190683, 211870, 254244, 296618, 317805, 338992, 381366, 423740, 444927, 508488, 593236, 635610, 677984, 741545, 762732, 847480, 889854, 953415, 1016976, 1186472, 1271220, 1334781, 1483090, 1525464, 1694960, 1779708, 1906830, 2033952, 2224635, 2372944, 2542440, 2669562, 2966180, 3050928, 3389920, 3559416, 3813660, 4449270, 4745888, 5084880, 5339124, 5932360, 6101856, 6673905, 7118832, 7627320, 8898540, 10169760, 10678248, 11864720, 13347810, 14237664, 15254640, 17797080, 21356496, 23729440, 26695620, 30509280, 35594160, 42712992, 53391240, 71188320, 106782480, 213564960]

約数ペア:

[(1, 213564960), (2, 106782480), (3, 71188320), (4, 53391240), (5, 42712992), (6, 35594160), (7, 30509280), (8, 26695620), (9, 23729440), (10, 21356496), (12, 17797080), (14, 15254640), (15, 14237664), (16, 13347810), (18, 11864720), (20, 10678248), (21, 10169760), (24, 8898540), (28, 7627320), (30, 7118832), (32, 6673905), (35, 6101856), (36, 5932360), (40, 5339124), (42, 5084880), (45, 4745888), (48, 4449270), (56, 3813660), (60, 3559416), (63, 3389920), (70, 3050928), (72, 2966180), (80, 2669562), (84, 2542440), (90, 2372944), (96, 2224635), (105, 2033952), (112, 1906830), (120, 1779708), (126, 1694960), (140, 1525464), (144, 1483090), (160, 1334781), (168, 1271220), (180, 1186472), (210, 1016976), (224, 953415), (240, 889854), (252, 847480), (280, 762732), (288, 741545), (315, 677984), (336, 635610), (360, 593236), (420, 508488), (480, 444927), (504, 423740), (560, 381366), (630, 338992), (672, 317805), (720, 296618), (840, 254244), (1008, 211870), (1120, 190683), (1260, 169496), (1440, 148309), (1680, 127122), (2016, 105935), (2520, 84748), (3360, 63561), (5040, 42374), (10080, 21187)]