331404640

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{1031}}^1$

素因数の和:1101

約数の個数: 144

約数和(自身を含む): 933889824

約数和(自身を除く): 602485184

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 49, 56, 70, 80, 82, 98, 112, 140, 160, 164, 196, 205, 224, 245, 280, 287, 328, 392, 410, 490, 560, 574, 656, 784, 820, 980, 1031, 1120, 1148, 1312, 1435, 1568, 1640, 1960, 2009, 2062, 2296, 2870, 3280, 3920, 4018, 4124, 4592, 5155, 5740, 6560, 7217, 7840, 8036, 8248, 9184, 10045, 10310, 11480, 14434, 16072, 16496, 20090, 20620, 22960, 28868, 32144, 32992, 36085, 40180, 41240, 42271, 45920, 50519, 57736, 64288, 72170, 80360, 82480, 84542, 101038, 115472, 144340, 160720, 164960, 169084, 202076, 211355, 230944, 252595, 288680, 295897, 321440, 338168, 404152, 422710, 505190, 577360, 591794, 676336, 808304, 845420, 1010380, 1154720, 1183588, 1352672, 1479485, 1616608, 1690840, 2020760, 2071279, 2367176, 2958970, 3381680, 4041520, 4142558, 4734352, 5917940, 6763360, 8083040, 8285116, 9468704, 10356395, 11835880, 16570232, 20712790, 23671760, 33140464, 41425580, 47343520, 66280928, 82851160, 165702320, 331404640]

約数ペア:

[(1, 331404640), (2, 165702320), (4, 82851160), (5, 66280928), (7, 47343520), (8, 41425580), (10, 33140464), (14, 23671760), (16, 20712790), (20, 16570232), (28, 11835880), (32, 10356395), (35, 9468704), (40, 8285116), (41, 8083040), (49, 6763360), (56, 5917940), (70, 4734352), (80, 4142558), (82, 4041520), (98, 3381680), (112, 2958970), (140, 2367176), (160, 2071279), (164, 2020760), (196, 1690840), (205, 1616608), (224, 1479485), (245, 1352672), (280, 1183588), (287, 1154720), (328, 1010380), (392, 845420), (410, 808304), (490, 676336), (560, 591794), (574, 577360), (656, 505190), (784, 422710), (820, 404152), (980, 338168), (1031, 321440), (1120, 295897), (1148, 288680), (1312, 252595), (1435, 230944), (1568, 211355), (1640, 202076), (1960, 169084), (2009, 164960), (2062, 160720), (2296, 144340), (2870, 115472), (3280, 101038), (3920, 84542), (4018, 82480), (4124, 80360), (4592, 72170), (5155, 64288), (5740, 57736), (6560, 50519), (7217, 45920), (7840, 42271), (8036, 41240), (8248, 40180), (9184, 36085), (10045, 32992), (10310, 32144), (11480, 28868), (14434, 22960), (16072, 20620), (16496, 20090)]