127279520

素因数分解:

$2^5\times 5^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:310

約数の個数: 96

約数和(自身を含む): 311169600

約数和(自身を除く): 183890080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 80, 97, 118, 139, 160, 194, 236, 278, 295, 388, 472, 485, 556, 590, 695, 776, 944, 970, 1112, 1180, 1390, 1552, 1888, 1940, 2224, 2360, 2780, 3104, 3880, 4448, 4720, 5560, 5723, 7760, 8201, 9440, 11120, 11446, 13483, 15520, 16402, 22240, 22892, 26966, 28615, 32804, 41005, 45784, 53932, 57230, 65608, 67415, 82010, 91568, 107864, 114460, 131216, 134830, 164020, 183136, 215728, 228920, 262432, 269660, 328040, 431456, 457840, 539320, 656080, 795497, 915680, 1078640, 1312160, 1590994, 2157280, 3181988, 3977485, 6363976, 7954970, 12727952, 15909940, 25455904, 31819880, 63639760, 127279520]

約数ペア:

[(1, 127279520), (2, 63639760), (4, 31819880), (5, 25455904), (8, 15909940), (10, 12727952), (16, 7954970), (20, 6363976), (32, 3977485), (40, 3181988), (59, 2157280), (80, 1590994), (97, 1312160), (118, 1078640), (139, 915680), (160, 795497), (194, 656080), (236, 539320), (278, 457840), (295, 431456), (388, 328040), (472, 269660), (485, 262432), (556, 228920), (590, 215728), (695, 183136), (776, 164020), (944, 134830), (970, 131216), (1112, 114460), (1180, 107864), (1390, 91568), (1552, 82010), (1888, 67415), (1940, 65608), (2224, 57230), (2360, 53932), (2780, 45784), (3104, 41005), (3880, 32804), (4448, 28615), (4720, 26966), (5560, 22892), (5723, 22240), (7760, 16402), (8201, 15520), (9440, 13483), (11120, 11446)]