320855976

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{636619}}^1$

素因数の和:636638

約数の個数: 48

約数和(自身を含む): 993127200

約数和(自身を除く): 672271224

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 636619, 1273238, 1909857, 2546476, 3819714, 4456333, 5092952, 5729571, 7639428, 8912666, 11459142, 13368999, 15278856, 17825332, 22918284, 26737998, 35650664, 40106997, 45836568, 53475996, 80213994, 106951992, 160427988, 320855976]

約数ペア:

[(1, 320855976), (2, 160427988), (3, 106951992), (4, 80213994), (6, 53475996), (7, 45836568), (8, 40106997), (9, 35650664), (12, 26737998), (14, 22918284), (18, 17825332), (21, 15278856), (24, 13368999), (28, 11459142), (36, 8912666), (42, 7639428), (56, 5729571), (63, 5092952), (72, 4456333), (84, 3819714), (126, 2546476), (168, 1909857), (252, 1273238), (504, 636619)]