771389040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{74747}}^1$

素因数の和:74806

約数の個数: 80

約数和(自身を含む): 2446950528

約数和(自身を除く): 1675561488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 2064, 2580, 3440, 5160, 10320, 74747, 149494, 224241, 298988, 373735, 448482, 597976, 747470, 896964, 1121205, 1195952, 1494940, 1793928, 2242410, 2989880, 3214121, 3587856, 4484820, 5979760, 6428242, 8969640, 9642363, 12856484, 16070605, 17939280, 19284726, 25712968, 32141210, 38569452, 48211815, 51425936, 64282420, 77138904, 96423630, 128564840, 154277808, 192847260, 257129680, 385694520, 771389040]

約数ペア:

[(1, 771389040), (2, 385694520), (3, 257129680), (4, 192847260), (5, 154277808), (6, 128564840), (8, 96423630), (10, 77138904), (12, 64282420), (15, 51425936), (16, 48211815), (20, 38569452), (24, 32141210), (30, 25712968), (40, 19284726), (43, 17939280), (48, 16070605), (60, 12856484), (80, 9642363), (86, 8969640), (120, 6428242), (129, 5979760), (172, 4484820), (215, 3587856), (240, 3214121), (258, 2989880), (344, 2242410), (430, 1793928), (516, 1494940), (645, 1195952), (688, 1121205), (860, 896964), (1032, 747470), (1290, 597976), (1720, 448482), (2064, 373735), (2580, 298988), (3440, 224241), (5160, 149494), (10320, 74747)]