131779760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7591}}^1$

素因数の和:7642

約数の個数: 80

約数和(自身を含む): 361500672

約数和(自身を除く): 229720912

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 7591, 8680, 15182, 17360, 30364, 37955, 53137, 60728, 75910, 106274, 121456, 151820, 212548, 235321, 265685, 303640, 425096, 470642, 531370, 607280, 850192, 941284, 1062740, 1176605, 1647247, 1882568, 2125480, 2353210, 3294494, 3765136, 4250960, 4706420, 6588988, 8236235, 9412840, 13177976, 16472470, 18825680, 26355952, 32944940, 65889880, 131779760]

約数ペア:

[(1, 131779760), (2, 65889880), (4, 32944940), (5, 26355952), (7, 18825680), (8, 16472470), (10, 13177976), (14, 9412840), (16, 8236235), (20, 6588988), (28, 4706420), (31, 4250960), (35, 3765136), (40, 3294494), (56, 2353210), (62, 2125480), (70, 1882568), (80, 1647247), (112, 1176605), (124, 1062740), (140, 941284), (155, 850192), (217, 607280), (248, 531370), (280, 470642), (310, 425096), (434, 303640), (496, 265685), (560, 235321), (620, 212548), (868, 151820), (1085, 121456), (1240, 106274), (1736, 75910), (2170, 60728), (2480, 53137), (3472, 37955), (4340, 30364), (7591, 17360), (8680, 15182)]