104671280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{457}}^1$

素因数の和:886

約数の個数: 80

約数和(自身を含む): 279416640

約数和(自身を除く): 174745360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 409, 457, 560, 818, 914, 1636, 1828, 2045, 2285, 2863, 3199, 3272, 3656, 4090, 4570, 5726, 6398, 6544, 7312, 8180, 9140, 11452, 12796, 14315, 15995, 16360, 18280, 22904, 25592, 28630, 31990, 32720, 36560, 45808, 51184, 57260, 63980, 114520, 127960, 186913, 229040, 255920, 373826, 747652, 934565, 1308391, 1495304, 1869130, 2616782, 2990608, 3738260, 5233564, 6541955, 7476520, 10467128, 13083910, 14953040, 20934256, 26167820, 52335640, 104671280]

約数ペア:

[(1, 104671280), (2, 52335640), (4, 26167820), (5, 20934256), (7, 14953040), (8, 13083910), (10, 10467128), (14, 7476520), (16, 6541955), (20, 5233564), (28, 3738260), (35, 2990608), (40, 2616782), (56, 1869130), (70, 1495304), (80, 1308391), (112, 934565), (140, 747652), (280, 373826), (409, 255920), (457, 229040), (560, 186913), (818, 127960), (914, 114520), (1636, 63980), (1828, 57260), (2045, 51184), (2285, 45808), (2863, 36560), (3199, 32720), (3272, 31990), (3656, 28630), (4090, 25592), (4570, 22904), (5726, 18280), (6398, 16360), (6544, 15995), (7312, 14315), (8180, 12796), (9140, 11452)]