144466840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{1129}}^1$

素因数の和:1604

約数の個数: 64

約数和(自身を含む): 372628800

約数和(自身を除く): 228161960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 457, 914, 1129, 1828, 2258, 2285, 3199, 3656, 4516, 4570, 5645, 6398, 7903, 9032, 9140, 11290, 12796, 15806, 15995, 18280, 22580, 25592, 31612, 31990, 39515, 45160, 63224, 63980, 79030, 127960, 158060, 316120, 515953, 1031906, 2063812, 2579765, 3611671, 4127624, 5159530, 7223342, 10319060, 14446684, 18058355, 20638120, 28893368, 36116710, 72233420, 144466840]

約数ペア:

[(1, 144466840), (2, 72233420), (4, 36116710), (5, 28893368), (7, 20638120), (8, 18058355), (10, 14446684), (14, 10319060), (20, 7223342), (28, 5159530), (35, 4127624), (40, 3611671), (56, 2579765), (70, 2063812), (140, 1031906), (280, 515953), (457, 316120), (914, 158060), (1129, 127960), (1828, 79030), (2258, 63980), (2285, 63224), (3199, 45160), (3656, 39515), (4516, 31990), (4570, 31612), (5645, 25592), (6398, 22580), (7903, 18280), (9032, 15995), (9140, 15806), (11290, 12796)]