687648

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:74

約数の個数: 96

約数和(自身を含む): 2116800

約数和(自身を除く): 1429152

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 29, 32, 38, 39, 48, 52, 57, 58, 76, 78, 87, 96, 104, 114, 116, 152, 156, 174, 208, 228, 232, 247, 304, 312, 348, 377, 416, 456, 464, 494, 551, 608, 624, 696, 741, 754, 912, 928, 988, 1102, 1131, 1248, 1392, 1482, 1508, 1653, 1824, 1976, 2204, 2262, 2784, 2964, 3016, 3306, 3952, 4408, 4524, 5928, 6032, 6612, 7163, 7904, 8816, 9048, 11856, 12064, 13224, 14326, 17632, 18096, 21489, 23712, 26448, 28652, 36192, 42978, 52896, 57304, 85956, 114608, 171912, 229216, 343824, 687648]

約数ペア:

[(1, 687648), (2, 343824), (3, 229216), (4, 171912), (6, 114608), (8, 85956), (12, 57304), (13, 52896), (16, 42978), (19, 36192), (24, 28652), (26, 26448), (29, 23712), (32, 21489), (38, 18096), (39, 17632), (48, 14326), (52, 13224), (57, 12064), (58, 11856), (76, 9048), (78, 8816), (87, 7904), (96, 7163), (104, 6612), (114, 6032), (116, 5928), (152, 4524), (156, 4408), (174, 3952), (208, 3306), (228, 3016), (232, 2964), (247, 2784), (304, 2262), (312, 2204), (348, 1976), (377, 1824), (416, 1653), (456, 1508), (464, 1482), (494, 1392), (551, 1248), (608, 1131), (624, 1102), (696, 988), (741, 928), (754, 912)]