645475656

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{103841}}^1$

素因数の和:103894

約数の個数: 64

約数和(自身を含む): 1894078080

約数和(自身を除く): 1248602424

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 37, 42, 56, 74, 84, 111, 148, 168, 222, 259, 296, 444, 518, 777, 888, 1036, 1554, 2072, 3108, 6216, 103841, 207682, 311523, 415364, 623046, 726887, 830728, 1246092, 1453774, 2180661, 2492184, 2907548, 3842117, 4361322, 5815096, 7684234, 8722644, 11526351, 15368468, 17445288, 23052702, 26894819, 30736936, 46105404, 53789638, 80684457, 92210808, 107579276, 161368914, 215158552, 322737828, 645475656]

約数ペア:

[(1, 645475656), (2, 322737828), (3, 215158552), (4, 161368914), (6, 107579276), (7, 92210808), (8, 80684457), (12, 53789638), (14, 46105404), (21, 30736936), (24, 26894819), (28, 23052702), (37, 17445288), (42, 15368468), (56, 11526351), (74, 8722644), (84, 7684234), (111, 5815096), (148, 4361322), (168, 3842117), (222, 2907548), (259, 2492184), (296, 2180661), (444, 1453774), (518, 1246092), (777, 830728), (888, 726887), (1036, 623046), (1554, 415364), (2072, 311523), (3108, 207682), (6216, 103841)]