31626420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{293}}^1$

素因数の和:569

約数の個数: 96

約数和(自身を含む): 101945088

約数和(自身を除く): 70318668

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 257, 293, 420, 514, 586, 771, 879, 1028, 1172, 1285, 1465, 1542, 1758, 1799, 2051, 2570, 2930, 3084, 3516, 3598, 3855, 4102, 4395, 5140, 5397, 5860, 6153, 7196, 7710, 8204, 8790, 8995, 10255, 10794, 12306, 15420, 17580, 17990, 20510, 21588, 24612, 26985, 30765, 35980, 41020, 53970, 61530, 75301, 107940, 123060, 150602, 225903, 301204, 376505, 451806, 527107, 753010, 903612, 1054214, 1129515, 1506020, 1581321, 2108428, 2259030, 2635535, 3162642, 4518060, 5271070, 6325284, 7906605, 10542140, 15813210, 31626420]

約数ペア:

[(1, 31626420), (2, 15813210), (3, 10542140), (4, 7906605), (5, 6325284), (6, 5271070), (7, 4518060), (10, 3162642), (12, 2635535), (14, 2259030), (15, 2108428), (20, 1581321), (21, 1506020), (28, 1129515), (30, 1054214), (35, 903612), (42, 753010), (60, 527107), (70, 451806), (84, 376505), (105, 301204), (140, 225903), (210, 150602), (257, 123060), (293, 107940), (420, 75301), (514, 61530), (586, 53970), (771, 41020), (879, 35980), (1028, 30765), (1172, 26985), (1285, 24612), (1465, 21588), (1542, 20510), (1758, 17990), (1799, 17580), (2051, 15420), (2570, 12306), (2930, 10794), (3084, 10255), (3516, 8995), (3598, 8790), (3855, 8204), (4102, 7710), (4395, 7196), (5140, 6153), (5397, 5860)]