618773540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{907}}^1$

素因数の和:1377

約数の個数: 96

約数和(自身を含む): 1625508864

約数和(自身を除く): 1006735324

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 443, 770, 886, 907, 1540, 1772, 1814, 2215, 3101, 3628, 4430, 4535, 4873, 6202, 6349, 8860, 9070, 9746, 9977, 12404, 12698, 15505, 18140, 19492, 19954, 24365, 25396, 31010, 31745, 34111, 39908, 48730, 49885, 62020, 63490, 68222, 69839, 97460, 99770, 126980, 136444, 139678, 170555, 199540, 279356, 341110, 349195, 401801, 682220, 698390, 803602, 1396780, 1607204, 2009005, 2812607, 4018010, 4419811, 5625214, 8036020, 8839622, 11250428, 14063035, 17679244, 22099055, 28126070, 30938677, 44198110, 56252140, 61877354, 88396220, 123754708, 154693385, 309386770, 618773540]

約数ペア:

[(1, 618773540), (2, 309386770), (4, 154693385), (5, 123754708), (7, 88396220), (10, 61877354), (11, 56252140), (14, 44198110), (20, 30938677), (22, 28126070), (28, 22099055), (35, 17679244), (44, 14063035), (55, 11250428), (70, 8839622), (77, 8036020), (110, 5625214), (140, 4419811), (154, 4018010), (220, 2812607), (308, 2009005), (385, 1607204), (443, 1396780), (770, 803602), (886, 698390), (907, 682220), (1540, 401801), (1772, 349195), (1814, 341110), (2215, 279356), (3101, 199540), (3628, 170555), (4430, 139678), (4535, 136444), (4873, 126980), (6202, 99770), (6349, 97460), (8860, 69839), (9070, 68222), (9746, 63490), (9977, 62020), (12404, 49885), (12698, 48730), (15505, 39908), (18140, 34111), (19492, 31745), (19954, 31010), (24365, 25396)]