218108520

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2111}}^1$

素因数の和:2176

約数の個数: 192

約数和(自身を含む): 830269440

約数和(自身を除く): 612160920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 41, 42, 45, 56, 60, 63, 70, 72, 82, 84, 90, 105, 120, 123, 126, 140, 164, 168, 180, 205, 210, 246, 252, 280, 287, 315, 328, 360, 369, 410, 420, 492, 504, 574, 615, 630, 738, 820, 840, 861, 984, 1148, 1230, 1260, 1435, 1476, 1640, 1722, 1845, 2111, 2296, 2460, 2520, 2583, 2870, 2952, 3444, 3690, 4222, 4305, 4920, 5166, 5740, 6333, 6888, 7380, 8444, 8610, 10332, 10555, 11480, 12666, 12915, 14760, 14777, 16888, 17220, 18999, 20664, 21110, 25332, 25830, 29554, 31665, 34440, 37998, 42220, 44331, 50664, 51660, 59108, 63330, 73885, 75996, 84440, 86551, 88662, 94995, 103320, 118216, 126660, 132993, 147770, 151992, 173102, 177324, 189990, 221655, 253320, 259653, 265986, 295540, 346204, 354648, 379980, 432755, 443310, 519306, 531972, 591080, 605857, 664965, 692408, 759960, 778959, 865510, 886620, 1038612, 1063944, 1211714, 1298265, 1329930, 1557918, 1731020, 1773240, 1817571, 2077224, 2423428, 2596530, 2659860, 3029285, 3115836, 3462040, 3635142, 3894795, 4846856, 5193060, 5319720, 5452713, 6058570, 6231672, 7270284, 7789590, 9087855, 10386120, 10905426, 12117140, 14540568, 15579180, 18175710, 21810852, 24234280, 27263565, 31158360, 36351420, 43621704, 54527130, 72702840, 109054260, 218108520]

約数ペア:

[(1, 218108520), (2, 109054260), (3, 72702840), (4, 54527130), (5, 43621704), (6, 36351420), (7, 31158360), (8, 27263565), (9, 24234280), (10, 21810852), (12, 18175710), (14, 15579180), (15, 14540568), (18, 12117140), (20, 10905426), (21, 10386120), (24, 9087855), (28, 7789590), (30, 7270284), (35, 6231672), (36, 6058570), (40, 5452713), (41, 5319720), (42, 5193060), (45, 4846856), (56, 3894795), (60, 3635142), (63, 3462040), (70, 3115836), (72, 3029285), (82, 2659860), (84, 2596530), (90, 2423428), (105, 2077224), (120, 1817571), (123, 1773240), (126, 1731020), (140, 1557918), (164, 1329930), (168, 1298265), (180, 1211714), (205, 1063944), (210, 1038612), (246, 886620), (252, 865510), (280, 778959), (287, 759960), (315, 692408), (328, 664965), (360, 605857), (369, 591080), (410, 531972), (420, 519306), (492, 443310), (504, 432755), (574, 379980), (615, 354648), (630, 346204), (738, 295540), (820, 265986), (840, 259653), (861, 253320), (984, 221655), (1148, 189990), (1230, 177324), (1260, 173102), (1435, 151992), (1476, 147770), (1640, 132993), (1722, 126660), (1845, 118216), (2111, 103320), (2296, 94995), (2460, 88662), (2520, 86551), (2583, 84440), (2870, 75996), (2952, 73885), (3444, 63330), (3690, 59108), (4222, 51660), (4305, 50664), (4920, 44331), (5166, 42220), (5740, 37998), (6333, 34440), (6888, 31665), (7380, 29554), (8444, 25830), (8610, 25332), (10332, 21110), (10555, 20664), (11480, 18999), (12666, 17220), (12915, 16888), (14760, 14777)]