221212320

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{65837}}^1$

素因数の和:65862

約数の個数: 96

約数和(自身を含む): 796376448

約数和(自身を除く): 575164128

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 65837, 131674, 197511, 263348, 329185, 395022, 460859, 526696, 658370, 790044, 921718, 987555, 1053392, 1316740, 1382577, 1580088, 1843436, 1975110, 2106784, 2304295, 2633480, 2765154, 3160176, 3686872, 3950220, 4608590, 5266960, 5530308, 6320352, 6912885, 7373744, 7900440, 9217180, 10533920, 11060616, 13825770, 14747488, 15800880, 18434360, 22121232, 27651540, 31601760, 36868720, 44242464, 55303080, 73737440, 110606160, 221212320]

約数ペア:

[(1, 221212320), (2, 110606160), (3, 73737440), (4, 55303080), (5, 44242464), (6, 36868720), (7, 31601760), (8, 27651540), (10, 22121232), (12, 18434360), (14, 15800880), (15, 14747488), (16, 13825770), (20, 11060616), (21, 10533920), (24, 9217180), (28, 7900440), (30, 7373744), (32, 6912885), (35, 6320352), (40, 5530308), (42, 5266960), (48, 4608590), (56, 3950220), (60, 3686872), (70, 3160176), (80, 2765154), (84, 2633480), (96, 2304295), (105, 2106784), (112, 1975110), (120, 1843436), (140, 1580088), (160, 1382577), (168, 1316740), (210, 1053392), (224, 987555), (240, 921718), (280, 790044), (336, 658370), (420, 526696), (480, 460859), (560, 395022), (672, 329185), (840, 263348), (1120, 197511), (1680, 131674), (3360, 65837)]