279021232

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^2\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:223

約数の個数: 120

約数和(自身を含む): 668219136

約数和(自身を除く): 389197904

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 67, 76, 103, 112, 133, 134, 152, 206, 266, 268, 304, 361, 412, 469, 532, 536, 721, 722, 824, 938, 1064, 1072, 1273, 1442, 1444, 1648, 1876, 1957, 2128, 2527, 2546, 2884, 2888, 3752, 3914, 5054, 5092, 5768, 5776, 6901, 7504, 7828, 8911, 10108, 10184, 11536, 13699, 13802, 15656, 17822, 20216, 20368, 24187, 27398, 27604, 31312, 35644, 37183, 40432, 48307, 48374, 54796, 55208, 71288, 74366, 96614, 96748, 109592, 110416, 131119, 142576, 148732, 169309, 193228, 193496, 219184, 260281, 262238, 297464, 338618, 386456, 386992, 520562, 524476, 594928, 677236, 772912, 917833, 1041124, 1048952, 1354472, 1835666, 2082248, 2097904, 2491261, 2708944, 3671332, 4164496, 4982522, 7342664, 9965044, 14685328, 17438827, 19930088, 34877654, 39860176, 69755308, 139510616, 279021232]

約数ペア:

[(1, 279021232), (2, 139510616), (4, 69755308), (7, 39860176), (8, 34877654), (14, 19930088), (16, 17438827), (19, 14685328), (28, 9965044), (38, 7342664), (56, 4982522), (67, 4164496), (76, 3671332), (103, 2708944), (112, 2491261), (133, 2097904), (134, 2082248), (152, 1835666), (206, 1354472), (266, 1048952), (268, 1041124), (304, 917833), (361, 772912), (412, 677236), (469, 594928), (532, 524476), (536, 520562), (721, 386992), (722, 386456), (824, 338618), (938, 297464), (1064, 262238), (1072, 260281), (1273, 219184), (1442, 193496), (1444, 193228), (1648, 169309), (1876, 148732), (1957, 142576), (2128, 131119), (2527, 110416), (2546, 109592), (2884, 96748), (2888, 96614), (3752, 74366), (3914, 71288), (5054, 55208), (5092, 54796), (5768, 48374), (5776, 48307), (6901, 40432), (7504, 37183), (7828, 35644), (8911, 31312), (10108, 27604), (10184, 27398), (11536, 24187), (13699, 20368), (13802, 20216), (15656, 17822)]