657079440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{38561}}^1$

素因数の和:38648

約数の個数: 80

約数和(自身を含む): 2065689216

約数和(自身を除く): 1408609776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 120, 142, 213, 240, 284, 355, 426, 568, 710, 852, 1065, 1136, 1420, 1704, 2130, 2840, 3408, 4260, 5680, 8520, 17040, 38561, 77122, 115683, 154244, 192805, 231366, 308488, 385610, 462732, 578415, 616976, 771220, 925464, 1156830, 1542440, 1850928, 2313660, 2737831, 3084880, 4627320, 5475662, 8213493, 9254640, 10951324, 13689155, 16426986, 21902648, 27378310, 32853972, 41067465, 43805296, 54756620, 65707944, 82134930, 109513240, 131415888, 164269860, 219026480, 328539720, 657079440]

約数ペア:

[(1, 657079440), (2, 328539720), (3, 219026480), (4, 164269860), (5, 131415888), (6, 109513240), (8, 82134930), (10, 65707944), (12, 54756620), (15, 43805296), (16, 41067465), (20, 32853972), (24, 27378310), (30, 21902648), (40, 16426986), (48, 13689155), (60, 10951324), (71, 9254640), (80, 8213493), (120, 5475662), (142, 4627320), (213, 3084880), (240, 2737831), (284, 2313660), (355, 1850928), (426, 1542440), (568, 1156830), (710, 925464), (852, 771220), (1065, 616976), (1136, 578415), (1420, 462732), (1704, 385610), (2130, 308488), (2840, 231366), (3408, 192805), (4260, 154244), (5680, 115683), (8520, 77122), (17040, 38561)]