154580020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{877}}^1\times {\mathrm{1259}}^1$

素因数の和:2152

約数の個数: 48

約数和(自身を含む): 371710080

約数和(自身を除く): 217130060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 877, 1259, 1754, 2518, 3508, 4385, 5036, 6139, 6295, 8770, 8813, 12278, 12590, 17540, 17626, 24556, 25180, 30695, 35252, 44065, 61390, 88130, 122780, 176260, 1104143, 2208286, 4416572, 5520715, 7729001, 11041430, 15458002, 22082860, 30916004, 38645005, 77290010, 154580020]

約数ペア:

[(1, 154580020), (2, 77290010), (4, 38645005), (5, 30916004), (7, 22082860), (10, 15458002), (14, 11041430), (20, 7729001), (28, 5520715), (35, 4416572), (70, 2208286), (140, 1104143), (877, 176260), (1259, 122780), (1754, 88130), (2518, 61390), (3508, 44065), (4385, 35252), (5036, 30695), (6139, 25180), (6295, 24556), (8770, 17626), (8813, 17540), (12278, 12590)]