68848380

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{42499}}^1$

素因数の和:42520

約数の個数: 60

約数和(自身を含む): 215985000

約数和(自身を除く): 147136620

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, 42499, 84998, 127497, 169996, 212495, 254994, 382491, 424990, 509988, 637485, 764982, 849980, 1147473, 1274970, 1529964, 1912455, 2294946, 2549940, 3442419, 3824910, 4589892, 5737365, 6884838, 7649820, 11474730, 13769676, 17212095, 22949460, 34424190, 68848380]

約数ペア:

[(1, 68848380), (2, 34424190), (3, 22949460), (4, 17212095), (5, 13769676), (6, 11474730), (9, 7649820), (10, 6884838), (12, 5737365), (15, 4589892), (18, 3824910), (20, 3442419), (27, 2549940), (30, 2294946), (36, 1912455), (45, 1529964), (54, 1274970), (60, 1147473), (81, 849980), (90, 764982), (108, 637485), (135, 509988), (162, 424990), (180, 382491), (270, 254994), (324, 212495), (405, 169996), (540, 127497), (810, 84998), (1620, 42499)]