31024280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{619}}^1$

素因数の和:816

約数の個数: 64

約数和(自身を含む): 80352000

約数和(自身を除く): 49327720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 179, 280, 358, 619, 716, 895, 1238, 1253, 1432, 1790, 2476, 2506, 3095, 3580, 4333, 4952, 5012, 6190, 6265, 7160, 8666, 10024, 12380, 12530, 17332, 21665, 24760, 25060, 34664, 43330, 50120, 86660, 110801, 173320, 221602, 443204, 554005, 775607, 886408, 1108010, 1551214, 2216020, 3102428, 3878035, 4432040, 6204856, 7756070, 15512140, 31024280]

約数ペア:

[(1, 31024280), (2, 15512140), (4, 7756070), (5, 6204856), (7, 4432040), (8, 3878035), (10, 3102428), (14, 2216020), (20, 1551214), (28, 1108010), (35, 886408), (40, 775607), (56, 554005), (70, 443204), (140, 221602), (179, 173320), (280, 110801), (358, 86660), (619, 50120), (716, 43330), (895, 34664), (1238, 25060), (1253, 24760), (1432, 21665), (1790, 17332), (2476, 12530), (2506, 12380), (3095, 10024), (3580, 8666), (4333, 7160), (4952, 6265), (5012, 6190)]