221577408

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{233}}^1$

素因数の和:391

約数の個数: 168

約数和(自身を含む): 692310528

約数和(自身を除く): 470733120

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 127, 144, 156, 192, 208, 233, 234, 254, 288, 312, 381, 416, 466, 468, 508, 576, 624, 699, 762, 832, 932, 936, 1016, 1143, 1248, 1398, 1524, 1651, 1864, 1872, 2032, 2097, 2286, 2496, 2796, 3029, 3048, 3302, 3728, 3744, 4064, 4194, 4572, 4953, 5592, 6058, 6096, 6604, 7456, 7488, 8128, 8388, 9087, 9144, 9906, 11184, 12116, 12192, 13208, 14859, 14912, 16776, 18174, 18288, 19812, 22368, 24232, 24384, 26416, 27261, 29591, 29718, 33552, 36348, 36576, 39624, 44736, 48464, 52832, 54522, 59182, 59436, 67104, 72696, 73152, 79248, 88773, 96928, 105664, 109044, 118364, 118872, 134208, 145392, 158496, 177546, 193856, 218088, 236728, 237744, 266319, 290784, 316992, 355092, 384683, 436176, 473456, 475488, 532638, 581568, 710184, 769366, 872352, 946912, 950976, 1065276, 1154049, 1420368, 1538732, 1744704, 1893824, 2130552, 2308098, 2840736, 3077464, 3462147, 4261104, 4616196, 5681472, 6154928, 6924294, 8522208, 9232392, 12309856, 13848588, 17044416, 18464784, 24619712, 27697176, 36929568, 55394352, 73859136, 110788704, 221577408]

約数ペア:

[(1, 221577408), (2, 110788704), (3, 73859136), (4, 55394352), (6, 36929568), (8, 27697176), (9, 24619712), (12, 18464784), (13, 17044416), (16, 13848588), (18, 12309856), (24, 9232392), (26, 8522208), (32, 6924294), (36, 6154928), (39, 5681472), (48, 4616196), (52, 4261104), (64, 3462147), (72, 3077464), (78, 2840736), (96, 2308098), (104, 2130552), (117, 1893824), (127, 1744704), (144, 1538732), (156, 1420368), (192, 1154049), (208, 1065276), (233, 950976), (234, 946912), (254, 872352), (288, 769366), (312, 710184), (381, 581568), (416, 532638), (466, 475488), (468, 473456), (508, 436176), (576, 384683), (624, 355092), (699, 316992), (762, 290784), (832, 266319), (932, 237744), (936, 236728), (1016, 218088), (1143, 193856), (1248, 177546), (1398, 158496), (1524, 145392), (1651, 134208), (1864, 118872), (1872, 118364), (2032, 109044), (2097, 105664), (2286, 96928), (2496, 88773), (2796, 79248), (3029, 73152), (3048, 72696), (3302, 67104), (3728, 59436), (3744, 59182), (4064, 54522), (4194, 52832), (4572, 48464), (4953, 44736), (5592, 39624), (6058, 36576), (6096, 36348), (6604, 33552), (7456, 29718), (7488, 29591), (8128, 27261), (8388, 26416), (9087, 24384), (9144, 24232), (9906, 22368), (11184, 19812), (12116, 18288), (12192, 18174), (13208, 16776), (14859, 14912)]