208360688

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{229}}^1$

素因数の和:370

約数の個数: 80

約数和(自身を含む): 443200800

約数和(自身を除く): 234840112

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 73, 76, 82, 146, 152, 164, 229, 292, 304, 328, 458, 584, 656, 779, 916, 1168, 1387, 1558, 1832, 2774, 2993, 3116, 3664, 4351, 5548, 5986, 6232, 8702, 9389, 11096, 11972, 12464, 16717, 17404, 18778, 22192, 23944, 33434, 34808, 37556, 47888, 56867, 66868, 69616, 75112, 113734, 133736, 150224, 178391, 227468, 267472, 317623, 356782, 454936, 635246, 685397, 713564, 909872, 1270492, 1370794, 1427128, 2540984, 2741588, 2854256, 5081968, 5483176, 10966352, 13022543, 26045086, 52090172, 104180344, 208360688]

約数ペア:

[(1, 208360688), (2, 104180344), (4, 52090172), (8, 26045086), (16, 13022543), (19, 10966352), (38, 5483176), (41, 5081968), (73, 2854256), (76, 2741588), (82, 2540984), (146, 1427128), (152, 1370794), (164, 1270492), (229, 909872), (292, 713564), (304, 685397), (328, 635246), (458, 454936), (584, 356782), (656, 317623), (779, 267472), (916, 227468), (1168, 178391), (1387, 150224), (1558, 133736), (1832, 113734), (2774, 75112), (2993, 69616), (3116, 66868), (3664, 56867), (4351, 47888), (5548, 37556), (5986, 34808), (6232, 33434), (8702, 23944), (9389, 22192), (11096, 18778), (11972, 17404), (12464, 16717)]