1490221856

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{661}}^1\times {\mathrm{1499}}^1$

素因数の和:2217

約数の個数: 48

約数和(自身を含む): 3002832000

約数和(自身を除く): 1512610144

約数列:

[1, 2, 4, 8, 16, 32, 47, 94, 188, 376, 661, 752, 1322, 1499, 1504, 2644, 2998, 5288, 5996, 10576, 11992, 21152, 23984, 31067, 47968, 62134, 70453, 124268, 140906, 248536, 281812, 497072, 563624, 990839, 994144, 1127248, 1981678, 2254496, 3963356, 7926712, 15853424, 31706848, 46569433, 93138866, 186277732, 372555464, 745110928, 1490221856]

約数ペア:

[(1, 1490221856), (2, 745110928), (4, 372555464), (8, 186277732), (16, 93138866), (32, 46569433), (47, 31706848), (94, 15853424), (188, 7926712), (376, 3963356), (661, 2254496), (752, 1981678), (1322, 1127248), (1499, 994144), (1504, 990839), (2644, 563624), (2998, 497072), (5288, 281812), (5996, 248536), (10576, 140906), (11992, 124268), (21152, 70453), (23984, 62134), (31067, 47968)]