221774840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41687}}^1$

素因数の和:41724

約数の個数: 64

約数和(自身を含む): 600307200

約数和(自身を除く): 378532360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 41687, 83374, 166748, 208435, 291809, 333496, 416870, 583618, 792053, 833740, 1167236, 1459045, 1584106, 1667480, 2334472, 2918090, 3168212, 3960265, 5544371, 5836180, 6336424, 7920530, 11088742, 11672360, 15841060, 22177484, 27721855, 31682120, 44354968, 55443710, 110887420, 221774840]

約数ペア:

[(1, 221774840), (2, 110887420), (4, 55443710), (5, 44354968), (7, 31682120), (8, 27721855), (10, 22177484), (14, 15841060), (19, 11672360), (20, 11088742), (28, 7920530), (35, 6336424), (38, 5836180), (40, 5544371), (56, 3960265), (70, 3168212), (76, 2918090), (95, 2334472), (133, 1667480), (140, 1584106), (152, 1459045), (190, 1167236), (266, 833740), (280, 792053), (380, 583618), (532, 416870), (665, 333496), (760, 291809), (1064, 208435), (1330, 166748), (2660, 83374), (5320, 41687)]