70864780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{167}}^1\times {\mathrm{433}}^1$

素因数の和:623

約数の個数: 72

約数和(自身を含む): 174551328

約数和(自身を除く): 103686548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 167, 196, 245, 334, 433, 490, 668, 835, 866, 980, 1169, 1670, 1732, 2165, 2338, 3031, 3340, 4330, 4676, 5845, 6062, 8183, 8660, 11690, 12124, 15155, 16366, 21217, 23380, 30310, 32732, 40915, 42434, 60620, 72311, 81830, 84868, 106085, 144622, 163660, 212170, 289244, 361555, 424340, 506177, 723110, 1012354, 1446220, 2024708, 2530885, 3543239, 5061770, 7086478, 10123540, 14172956, 17716195, 35432390, 70864780]

約数ペア:

[(1, 70864780), (2, 35432390), (4, 17716195), (5, 14172956), (7, 10123540), (10, 7086478), (14, 5061770), (20, 3543239), (28, 2530885), (35, 2024708), (49, 1446220), (70, 1012354), (98, 723110), (140, 506177), (167, 424340), (196, 361555), (245, 289244), (334, 212170), (433, 163660), (490, 144622), (668, 106085), (835, 84868), (866, 81830), (980, 72311), (1169, 60620), (1670, 42434), (1732, 40915), (2165, 32732), (2338, 30310), (3031, 23380), (3340, 21217), (4330, 16366), (4676, 15155), (5845, 12124), (6062, 11690), (8183, 8660)]