66432520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{21569}}^1$

素因数の和:21598

約数の個数: 64

約数和(自身を含む): 186364800

約数和(自身を除く): 119932280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 21569, 43138, 86276, 107845, 150983, 172552, 215690, 237259, 301966, 431380, 474518, 603932, 754915, 862760, 949036, 1186295, 1207864, 1509830, 1660813, 1898072, 2372590, 3019660, 3321626, 4745180, 6039320, 6643252, 8304065, 9490360, 13286504, 16608130, 33216260, 66432520]

約数ペア:

[(1, 66432520), (2, 33216260), (4, 16608130), (5, 13286504), (7, 9490360), (8, 8304065), (10, 6643252), (11, 6039320), (14, 4745180), (20, 3321626), (22, 3019660), (28, 2372590), (35, 1898072), (40, 1660813), (44, 1509830), (55, 1207864), (56, 1186295), (70, 949036), (77, 862760), (88, 754915), (110, 603932), (140, 474518), (154, 431380), (220, 301966), (280, 237259), (308, 215690), (385, 172552), (440, 150983), (616, 107845), (770, 86276), (1540, 43138), (3080, 21569)]