31248180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19289}}^1$

素因数の和:19310

約数の個数: 60

約数和(自身を含む): 98031780

約数和(自身を除く): 66783600

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, 19289, 38578, 57867, 77156, 96445, 115734, 173601, 192890, 231468, 289335, 347202, 385780, 520803, 578670, 694404, 868005, 1041606, 1157340, 1562409, 1736010, 2083212, 2604015, 3124818, 3472020, 5208030, 6249636, 7812045, 10416060, 15624090, 31248180]

約数ペア:

[(1, 31248180), (2, 15624090), (3, 10416060), (4, 7812045), (5, 6249636), (6, 5208030), (9, 3472020), (10, 3124818), (12, 2604015), (15, 2083212), (18, 1736010), (20, 1562409), (27, 1157340), (30, 1041606), (36, 868005), (45, 694404), (54, 578670), (60, 520803), (81, 385780), (90, 347202), (108, 289335), (135, 231468), (162, 192890), (180, 173601), (270, 115734), (324, 96445), (405, 77156), (540, 57867), (810, 38578), (1620, 19289)]