187536760

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{1019}}^1$

素因数の和:1180

約数の個数: 64

約数和(自身を含む): 436233600

約数和(自身を除く): 248696840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 107, 172, 214, 215, 344, 428, 430, 535, 856, 860, 1019, 1070, 1720, 2038, 2140, 4076, 4280, 4601, 5095, 8152, 9202, 10190, 18404, 20380, 23005, 36808, 40760, 43817, 46010, 87634, 92020, 109033, 175268, 184040, 218066, 219085, 350536, 436132, 438170, 545165, 872264, 876340, 1090330, 1752680, 2180660, 4361320, 4688419, 9376838, 18753676, 23442095, 37507352, 46884190, 93768380, 187536760]

約数ペア:

[(1, 187536760), (2, 93768380), (4, 46884190), (5, 37507352), (8, 23442095), (10, 18753676), (20, 9376838), (40, 4688419), (43, 4361320), (86, 2180660), (107, 1752680), (172, 1090330), (214, 876340), (215, 872264), (344, 545165), (428, 438170), (430, 436132), (535, 350536), (856, 219085), (860, 218066), (1019, 184040), (1070, 175268), (1720, 109033), (2038, 92020), (2140, 87634), (4076, 46010), (4280, 43817), (4601, 40760), (5095, 36808), (8152, 23005), (9202, 20380), (10190, 18404)]