208720848

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:321

約数の個数: 160

約数和(自身を含む): 642942976

約数和(自身を除く): 434222128

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 37, 42, 48, 56, 74, 84, 103, 111, 112, 148, 163, 168, 206, 222, 259, 296, 309, 326, 336, 412, 444, 489, 518, 592, 618, 652, 721, 777, 824, 888, 978, 1036, 1141, 1236, 1304, 1442, 1554, 1648, 1776, 1956, 2072, 2163, 2282, 2472, 2608, 2884, 3108, 3423, 3811, 3912, 4144, 4326, 4564, 4944, 5768, 6031, 6216, 6846, 7622, 7824, 8652, 9128, 11433, 11536, 12062, 12432, 13692, 15244, 16789, 17304, 18093, 18256, 22866, 24124, 26677, 27384, 30488, 33578, 34608, 36186, 42217, 45732, 48248, 50367, 53354, 54768, 60976, 67156, 72372, 80031, 84434, 91464, 96496, 100734, 106708, 117523, 126651, 134312, 144744, 160062, 168868, 182928, 201468, 213416, 235046, 253302, 268624, 289488, 320124, 337736, 352569, 402936, 426832, 470092, 506604, 621193, 640248, 675472, 705138, 805872, 940184, 1013208, 1242386, 1280496, 1410276, 1863579, 1880368, 2026416, 2484772, 2820552, 3727158, 4348351, 4969544, 5641104, 7454316, 8696702, 9939088, 13045053, 14908632, 17393404, 26090106, 29817264, 34786808, 52180212, 69573616, 104360424, 208720848]

約数ペア:

[(1, 208720848), (2, 104360424), (3, 69573616), (4, 52180212), (6, 34786808), (7, 29817264), (8, 26090106), (12, 17393404), (14, 14908632), (16, 13045053), (21, 9939088), (24, 8696702), (28, 7454316), (37, 5641104), (42, 4969544), (48, 4348351), (56, 3727158), (74, 2820552), (84, 2484772), (103, 2026416), (111, 1880368), (112, 1863579), (148, 1410276), (163, 1280496), (168, 1242386), (206, 1013208), (222, 940184), (259, 805872), (296, 705138), (309, 675472), (326, 640248), (336, 621193), (412, 506604), (444, 470092), (489, 426832), (518, 402936), (592, 352569), (618, 337736), (652, 320124), (721, 289488), (777, 268624), (824, 253302), (888, 235046), (978, 213416), (1036, 201468), (1141, 182928), (1236, 168868), (1304, 160062), (1442, 144744), (1554, 134312), (1648, 126651), (1776, 117523), (1956, 106708), (2072, 100734), (2163, 96496), (2282, 91464), (2472, 84434), (2608, 80031), (2884, 72372), (3108, 67156), (3423, 60976), (3811, 54768), (3912, 53354), (4144, 50367), (4326, 48248), (4564, 45732), (4944, 42217), (5768, 36186), (6031, 34608), (6216, 33578), (6846, 30488), (7622, 27384), (7824, 26677), (8652, 24124), (9128, 22866), (11433, 18256), (11536, 18093), (12062, 17304), (12432, 16789), (13692, 15244)]