64922640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1723}}^1$

素因数の和:1896

約数の個数: 80

約数和(自身を含む): 202659648

約数和(自身を除く): 137737008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 157, 240, 314, 471, 628, 785, 942, 1256, 1570, 1723, 1884, 2355, 2512, 3140, 3446, 3768, 4710, 5169, 6280, 6892, 7536, 8615, 9420, 10338, 12560, 13784, 17230, 18840, 20676, 25845, 27568, 34460, 37680, 41352, 51690, 68920, 82704, 103380, 137840, 206760, 270511, 413520, 541022, 811533, 1082044, 1352555, 1623066, 2164088, 2705110, 3246132, 4057665, 4328176, 5410220, 6492264, 8115330, 10820440, 12984528, 16230660, 21640880, 32461320, 64922640]

約数ペア:

[(1, 64922640), (2, 32461320), (3, 21640880), (4, 16230660), (5, 12984528), (6, 10820440), (8, 8115330), (10, 6492264), (12, 5410220), (15, 4328176), (16, 4057665), (20, 3246132), (24, 2705110), (30, 2164088), (40, 1623066), (48, 1352555), (60, 1082044), (80, 811533), (120, 541022), (157, 413520), (240, 270511), (314, 206760), (471, 137840), (628, 103380), (785, 82704), (942, 68920), (1256, 51690), (1570, 41352), (1723, 37680), (1884, 34460), (2355, 27568), (2512, 25845), (3140, 20676), (3446, 18840), (3768, 17230), (4710, 13784), (5169, 12560), (6280, 10338), (6892, 9420), (7536, 8615)]