1528520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:174

約数の個数: 64

約数和(自身を含む): 4043520

約数和(自身を除く): 2515000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 103, 106, 140, 206, 212, 265, 280, 371, 412, 424, 515, 530, 721, 742, 824, 1030, 1060, 1442, 1484, 1855, 2060, 2120, 2884, 2968, 3605, 3710, 4120, 5459, 5768, 7210, 7420, 10918, 14420, 14840, 21836, 27295, 28840, 38213, 43672, 54590, 76426, 109180, 152852, 191065, 218360, 305704, 382130, 764260, 1528520]

約数ペア:

[(1, 1528520), (2, 764260), (4, 382130), (5, 305704), (7, 218360), (8, 191065), (10, 152852), (14, 109180), (20, 76426), (28, 54590), (35, 43672), (40, 38213), (53, 28840), (56, 27295), (70, 21836), (103, 14840), (106, 14420), (140, 10918), (206, 7420), (212, 7210), (265, 5768), (280, 5459), (371, 4120), (412, 3710), (424, 3605), (515, 2968), (530, 2884), (721, 2120), (742, 2060), (824, 1855), (1030, 1484), (1060, 1442)]