209769728

素因数分解:

$2^8\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:204

約数の個数: 144

約数和(自身を含む): 517050240

約数和(自身を除く): 307280512

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 61, 64, 76, 101, 112, 122, 128, 133, 152, 202, 224, 244, 256, 266, 304, 404, 427, 448, 488, 532, 608, 707, 808, 854, 896, 976, 1064, 1159, 1216, 1414, 1616, 1708, 1792, 1919, 1952, 2128, 2318, 2432, 2828, 3232, 3416, 3838, 3904, 4256, 4636, 4864, 5656, 6161, 6464, 6832, 7676, 7808, 8113, 8512, 9272, 11312, 12322, 12928, 13433, 13664, 15352, 15616, 16226, 17024, 18544, 22624, 24644, 25856, 26866, 27328, 30704, 32452, 34048, 37088, 43127, 45248, 49288, 53732, 54656, 61408, 64904, 74176, 86254, 90496, 98576, 107464, 109312, 117059, 122816, 129808, 148352, 172508, 180992, 197152, 214928, 234118, 245632, 259616, 296704, 345016, 394304, 429856, 468236, 491264, 519232, 690032, 788608, 819413, 859712, 936472, 1038464, 1380064, 1577216, 1638826, 1719424, 1872944, 2076928, 2760128, 3277652, 3438848, 3745888, 5520256, 6555304, 7491776, 11040512, 13110608, 14983552, 26221216, 29967104, 52442432, 104884864, 209769728]

約数ペア:

[(1, 209769728), (2, 104884864), (4, 52442432), (7, 29967104), (8, 26221216), (14, 14983552), (16, 13110608), (19, 11040512), (28, 7491776), (32, 6555304), (38, 5520256), (56, 3745888), (61, 3438848), (64, 3277652), (76, 2760128), (101, 2076928), (112, 1872944), (122, 1719424), (128, 1638826), (133, 1577216), (152, 1380064), (202, 1038464), (224, 936472), (244, 859712), (256, 819413), (266, 788608), (304, 690032), (404, 519232), (427, 491264), (448, 468236), (488, 429856), (532, 394304), (608, 345016), (707, 296704), (808, 259616), (854, 245632), (896, 234118), (976, 214928), (1064, 197152), (1159, 180992), (1216, 172508), (1414, 148352), (1616, 129808), (1708, 122816), (1792, 117059), (1919, 109312), (1952, 107464), (2128, 98576), (2318, 90496), (2432, 86254), (2828, 74176), (3232, 64904), (3416, 61408), (3838, 54656), (3904, 53732), (4256, 49288), (4636, 45248), (4864, 43127), (5656, 37088), (6161, 34048), (6464, 32452), (6832, 30704), (7676, 27328), (7808, 26866), (8113, 25856), (8512, 24644), (9272, 22624), (11312, 18544), (12322, 17024), (12928, 16226), (13433, 15616), (13664, 15352)]