249595640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{7019}}^1$

素因数の和:7164

約数の個数: 64

約数和(自身を含む): 646963200

約数和(自身を除く): 397367560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 127, 140, 254, 280, 508, 635, 889, 1016, 1270, 1778, 2540, 3556, 4445, 5080, 7019, 7112, 8890, 14038, 17780, 28076, 35095, 35560, 49133, 56152, 70190, 98266, 140380, 196532, 245665, 280760, 393064, 491330, 891413, 982660, 1782826, 1965320, 3565652, 4457065, 6239891, 7131304, 8914130, 12479782, 17828260, 24959564, 31199455, 35656520, 49919128, 62398910, 124797820, 249595640]

約数ペア:

[(1, 249595640), (2, 124797820), (4, 62398910), (5, 49919128), (7, 35656520), (8, 31199455), (10, 24959564), (14, 17828260), (20, 12479782), (28, 8914130), (35, 7131304), (40, 6239891), (56, 4457065), (70, 3565652), (127, 1965320), (140, 1782826), (254, 982660), (280, 891413), (508, 491330), (635, 393064), (889, 280760), (1016, 245665), (1270, 196532), (1778, 140380), (2540, 98266), (3556, 70190), (4445, 56152), (5080, 49133), (7019, 35560), (7112, 35095), (8890, 28076), (14038, 17780)]