81183360

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{42283}}^1$

素因数の和:42305

約数の個数: 64

約数和(自身を含む): 258778080

約数和(自身を除く): 177594720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 42283, 84566, 126849, 169132, 211415, 253698, 338264, 422830, 507396, 634245, 676528, 845660, 1014792, 1268490, 1353056, 1691320, 2029584, 2536980, 2706112, 3382640, 4059168, 5073960, 5412224, 6765280, 8118336, 10147920, 13530560, 16236672, 20295840, 27061120, 40591680, 81183360]

約数ペア:

[(1, 81183360), (2, 40591680), (3, 27061120), (4, 20295840), (5, 16236672), (6, 13530560), (8, 10147920), (10, 8118336), (12, 6765280), (15, 5412224), (16, 5073960), (20, 4059168), (24, 3382640), (30, 2706112), (32, 2536980), (40, 2029584), (48, 1691320), (60, 1353056), (64, 1268490), (80, 1014792), (96, 845660), (120, 676528), (128, 634245), (160, 507396), (192, 422830), (240, 338264), (320, 253698), (384, 211415), (480, 169132), (640, 126849), (960, 84566), (1920, 42283)]