78188520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{709}}^1\times {\mathrm{919}}^1$

素因数の和:1642

約数の個数: 64

約数和(自身を含む): 235152000

約数和(自身を除く): 156963480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 709, 919, 1418, 1838, 2127, 2757, 2836, 3545, 3676, 4254, 4595, 5514, 5672, 7090, 7352, 8508, 9190, 10635, 11028, 13785, 14180, 17016, 18380, 21270, 22056, 27570, 28360, 36760, 42540, 55140, 85080, 110280, 651571, 1303142, 1954713, 2606284, 3257855, 3909426, 5212568, 6515710, 7818852, 9773565, 13031420, 15637704, 19547130, 26062840, 39094260, 78188520]

約数ペア:

[(1, 78188520), (2, 39094260), (3, 26062840), (4, 19547130), (5, 15637704), (6, 13031420), (8, 9773565), (10, 7818852), (12, 6515710), (15, 5212568), (20, 3909426), (24, 3257855), (30, 2606284), (40, 1954713), (60, 1303142), (120, 651571), (709, 110280), (919, 85080), (1418, 55140), (1838, 42540), (2127, 36760), (2757, 28360), (2836, 27570), (3545, 22056), (3676, 21270), (4254, 18380), (4595, 17016), (5514, 14180), (5672, 13785), (7090, 11028), (7352, 10635), (8508, 9190)]