1231791008

素因数分解:

$2^5\times 7^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{263}}^1$

素因数の和:419

約数の個数: 144

約数和(自身を含む): 2957834880

約数和(自身を除く): 1726043872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 49, 56, 58, 98, 103, 112, 116, 196, 203, 206, 224, 232, 263, 392, 406, 412, 464, 526, 721, 784, 812, 824, 928, 1052, 1421, 1442, 1568, 1624, 1648, 1841, 2104, 2842, 2884, 2987, 3248, 3296, 3682, 4208, 5047, 5684, 5768, 5974, 6496, 7364, 7627, 8416, 10094, 11368, 11536, 11948, 12887, 14728, 15254, 20188, 20909, 22736, 23072, 23896, 25774, 27089, 29456, 30508, 40376, 41818, 45472, 47792, 51548, 53389, 54178, 58912, 61016, 80752, 83636, 95584, 103096, 106778, 108356, 122032, 146363, 161504, 167272, 189623, 206192, 213556, 216712, 244064, 292726, 334544, 373723, 379246, 412384, 427112, 433424, 585452, 669088, 747446, 758492, 785581, 854224, 866848, 1170904, 1327361, 1494892, 1516984, 1571162, 1708448, 2341808, 2654722, 2989784, 3033968, 3142324, 4683616, 5309444, 5499067, 5979568, 6067936, 6284648, 10618888, 10998134, 11959136, 12569296, 21237776, 21996268, 25138592, 38493469, 42475552, 43992536, 76986938, 87985072, 153973876, 175970144, 307947752, 615895504, 1231791008]

約数ペア:

[(1, 1231791008), (2, 615895504), (4, 307947752), (7, 175970144), (8, 153973876), (14, 87985072), (16, 76986938), (28, 43992536), (29, 42475552), (32, 38493469), (49, 25138592), (56, 21996268), (58, 21237776), (98, 12569296), (103, 11959136), (112, 10998134), (116, 10618888), (196, 6284648), (203, 6067936), (206, 5979568), (224, 5499067), (232, 5309444), (263, 4683616), (392, 3142324), (406, 3033968), (412, 2989784), (464, 2654722), (526, 2341808), (721, 1708448), (784, 1571162), (812, 1516984), (824, 1494892), (928, 1327361), (1052, 1170904), (1421, 866848), (1442, 854224), (1568, 785581), (1624, 758492), (1648, 747446), (1841, 669088), (2104, 585452), (2842, 433424), (2884, 427112), (2987, 412384), (3248, 379246), (3296, 373723), (3682, 334544), (4208, 292726), (5047, 244064), (5684, 216712), (5768, 213556), (5974, 206192), (6496, 189623), (7364, 167272), (7627, 161504), (8416, 146363), (10094, 122032), (11368, 108356), (11536, 106778), (11948, 103096), (12887, 95584), (14728, 83636), (15254, 80752), (20188, 61016), (20909, 58912), (22736, 54178), (23072, 53389), (23896, 51548), (25774, 47792), (27089, 45472), (29456, 41818), (30508, 40376)]