78221880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19753}}^1$

素因数の和:19781

約数の個数: 96

約数和(自身を含む): 277346160

約数和(自身を除く): 199124280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960, 19753, 39506, 59259, 79012, 98765, 118518, 158024, 177777, 197530, 217283, 237036, 296295, 355554, 395060, 434566, 474072, 592590, 651849, 711108, 790120, 869132, 888885, 1086415, 1185180, 1303698, 1422216, 1738264, 1777770, 1955547, 2172830, 2370360, 2607396, 3259245, 3555540, 3911094, 4345660, 5214792, 6518490, 7111080, 7822188, 8691320, 9777735, 13036980, 15644376, 19555470, 26073960, 39110940, 78221880]

約数ペア:

[(1, 78221880), (2, 39110940), (3, 26073960), (4, 19555470), (5, 15644376), (6, 13036980), (8, 9777735), (9, 8691320), (10, 7822188), (11, 7111080), (12, 6518490), (15, 5214792), (18, 4345660), (20, 3911094), (22, 3555540), (24, 3259245), (30, 2607396), (33, 2370360), (36, 2172830), (40, 1955547), (44, 1777770), (45, 1738264), (55, 1422216), (60, 1303698), (66, 1185180), (72, 1086415), (88, 888885), (90, 869132), (99, 790120), (110, 711108), (120, 651849), (132, 592590), (165, 474072), (180, 434566), (198, 395060), (220, 355554), (264, 296295), (330, 237036), (360, 217283), (396, 197530), (440, 177777), (495, 158024), (660, 118518), (792, 98765), (990, 79012), (1320, 59259), (1980, 39506), (3960, 19753)]