15221880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{42283}}^1$

素因数の和:42300

約数の個数: 48

約数和(自身を含む): 49472280

約数和(自身を除く): 34250400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 42283, 84566, 126849, 169132, 211415, 253698, 338264, 380547, 422830, 507396, 634245, 761094, 845660, 1014792, 1268490, 1522188, 1691320, 1902735, 2536980, 3044376, 3805470, 5073960, 7610940, 15221880]

約数ペア:

[(1, 15221880), (2, 7610940), (3, 5073960), (4, 3805470), (5, 3044376), (6, 2536980), (8, 1902735), (9, 1691320), (10, 1522188), (12, 1268490), (15, 1014792), (18, 845660), (20, 761094), (24, 634245), (30, 507396), (36, 422830), (40, 380547), (45, 338264), (60, 253698), (72, 211415), (90, 169132), (120, 126849), (180, 84566), (360, 42283)]