145042660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{2267}}^1$

素因数の和:2740

約数の個数: 48

約数和(自身を含む): 349017984

約数和(自身を除く): 203975324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 457, 914, 1828, 2267, 2285, 3199, 4534, 4570, 6398, 9068, 9140, 11335, 12796, 15869, 15995, 22670, 31738, 31990, 45340, 63476, 63980, 79345, 158690, 317380, 1036019, 2072038, 4144076, 5180095, 7252133, 10360190, 14504266, 20720380, 29008532, 36260665, 72521330, 145042660]

約数ペア:

[(1, 145042660), (2, 72521330), (4, 36260665), (5, 29008532), (7, 20720380), (10, 14504266), (14, 10360190), (20, 7252133), (28, 5180095), (35, 4144076), (70, 2072038), (140, 1036019), (457, 317380), (914, 158690), (1828, 79345), (2267, 63980), (2285, 63476), (3199, 45340), (4534, 31990), (4570, 31738), (6398, 22670), (9068, 15995), (9140, 15869), (11335, 12796)]