81231180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{11981}}^1$

素因数の和:12106

約数の個数: 48

約数和(自身を含む): 229479264

約数和(自身を除く): 148248084

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 113, 226, 339, 452, 565, 678, 1130, 1356, 1695, 2260, 3390, 6780, 11981, 23962, 35943, 47924, 59905, 71886, 119810, 143772, 179715, 239620, 359430, 718860, 1353853, 2707706, 4061559, 5415412, 6769265, 8123118, 13538530, 16246236, 20307795, 27077060, 40615590, 81231180]

約数ペア:

[(1, 81231180), (2, 40615590), (3, 27077060), (4, 20307795), (5, 16246236), (6, 13538530), (10, 8123118), (12, 6769265), (15, 5415412), (20, 4061559), (30, 2707706), (60, 1353853), (113, 718860), (226, 359430), (339, 239620), (452, 179715), (565, 143772), (678, 119810), (1130, 71886), (1356, 59905), (1695, 47924), (2260, 35943), (3390, 23962), (6780, 11981)]