515032020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{317921}}^1$

素因数の和:317942

約数の個数: 60

約数和(自身を含む): 1615679604

約数和(自身を除く): 1100647584

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 317921, 635842, 953763, 1271684, 1589605, 1907526, 2861289, 3179210, 3815052, 4768815, 5722578, 6358420, 8583867, 9537630, 11445156, 14306445, 17167734, 19075260, 25751601, 28612890, 34335468, 42919335, 51503202, 57225780, 85838670, 103006404, 128758005, 171677340, 257516010, 515032020]

約数ペア:

[(1, 515032020), (2, 257516010), (3, 171677340), (4, 128758005), (5, 103006404), (6, 85838670), (9, 57225780), (10, 51503202), (12, 42919335), (15, 34335468), (18, 28612890), (20, 25751601), (27, 19075260), (30, 17167734), (36, 14306445), (45, 11445156), (54, 9537630), (60, 8583867), (81, 6358420), (90, 5722578), (108, 4768815), (135, 3815052), (162, 3179210), (180, 2861289), (270, 1907526), (324, 1589605), (405, 1271684), (540, 953763), (810, 635842), (1620, 317921)]