108450440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{947}}^1$

素因数の和:1374

約数の個数: 64

約数和(自身を含む): 279849600

約数和(自身を除く): 171399160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 409, 818, 947, 1636, 1894, 2045, 2863, 3272, 3788, 4090, 4735, 5726, 6629, 7576, 8180, 9470, 11452, 13258, 14315, 16360, 18940, 22904, 26516, 28630, 33145, 37880, 53032, 57260, 66290, 114520, 132580, 265160, 387323, 774646, 1549292, 1936615, 2711261, 3098584, 3873230, 5422522, 7746460, 10845044, 13556305, 15492920, 21690088, 27112610, 54225220, 108450440]

約数ペア:

[(1, 108450440), (2, 54225220), (4, 27112610), (5, 21690088), (7, 15492920), (8, 13556305), (10, 10845044), (14, 7746460), (20, 5422522), (28, 3873230), (35, 3098584), (40, 2711261), (56, 1936615), (70, 1549292), (140, 774646), (280, 387323), (409, 265160), (818, 132580), (947, 114520), (1636, 66290), (1894, 57260), (2045, 53032), (2863, 37880), (3272, 33145), (3788, 28630), (4090, 26516), (4735, 22904), (5726, 18940), (6629, 16360), (7576, 14315), (8180, 13258), (9470, 11452)]