87870160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{907}}^1$

素因数の和:1100

約数の個数: 80

約数和(自身を含む): 235092096

約数和(自身を除く): 147221936

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 173, 280, 346, 560, 692, 865, 907, 1211, 1384, 1730, 1814, 2422, 2768, 3460, 3628, 4535, 4844, 6055, 6349, 6920, 7256, 9070, 9688, 12110, 12698, 13840, 14512, 18140, 19376, 24220, 25396, 31745, 36280, 48440, 50792, 63490, 72560, 96880, 101584, 126980, 156911, 253960, 313822, 507920, 627644, 784555, 1098377, 1255288, 1569110, 2196754, 2510576, 3138220, 4393508, 5491885, 6276440, 8787016, 10983770, 12552880, 17574032, 21967540, 43935080, 87870160]

約数ペア:

[(1, 87870160), (2, 43935080), (4, 21967540), (5, 17574032), (7, 12552880), (8, 10983770), (10, 8787016), (14, 6276440), (16, 5491885), (20, 4393508), (28, 3138220), (35, 2510576), (40, 2196754), (56, 1569110), (70, 1255288), (80, 1098377), (112, 784555), (140, 627644), (173, 507920), (280, 313822), (346, 253960), (560, 156911), (692, 126980), (865, 101584), (907, 96880), (1211, 72560), (1384, 63490), (1730, 50792), (1814, 48440), (2422, 36280), (2768, 31745), (3460, 25396), (3628, 24220), (4535, 19376), (4844, 18140), (6055, 14512), (6349, 13840), (6920, 12698), (7256, 12110), (9070, 9688)]