42186780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3301}}^1$

素因数の和:3387

約数の個数: 72

約数和(自身を含む): 129808224

約数和(自身を除く): 87621444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 3301, 4260, 6390, 6602, 9903, 12780, 13204, 16505, 19806, 29709, 33010, 39612, 49515, 59418, 66020, 99030, 118836, 148545, 198060, 234371, 297090, 468742, 594180, 703113, 937484, 1171855, 1406226, 2109339, 2343710, 2812452, 3515565, 4218678, 4687420, 7031130, 8437356, 10546695, 14062260, 21093390, 42186780]

約数ペア:

[(1, 42186780), (2, 21093390), (3, 14062260), (4, 10546695), (5, 8437356), (6, 7031130), (9, 4687420), (10, 4218678), (12, 3515565), (15, 2812452), (18, 2343710), (20, 2109339), (30, 1406226), (36, 1171855), (45, 937484), (60, 703113), (71, 594180), (90, 468742), (142, 297090), (180, 234371), (213, 198060), (284, 148545), (355, 118836), (426, 99030), (639, 66020), (710, 59418), (852, 49515), (1065, 39612), (1278, 33010), (1420, 29709), (2130, 19806), (2556, 16505), (3195, 13204), (3301, 12780), (4260, 9903), (6390, 6602)]