15691719860

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^2\times {\mathrm{163}}^1\times {\mathrm{2179}}^1$

素因数の和:2445

約数の個数: 72

約数和(自身を含む): 33890750880

約数和(自身を除く): 18199031020

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 163, 188, 235, 326, 470, 652, 815, 940, 1630, 2179, 2209, 3260, 4358, 4418, 7661, 8716, 8836, 10895, 11045, 15322, 21790, 22090, 30644, 38305, 43580, 44180, 76610, 102413, 153220, 204826, 355177, 360067, 409652, 512065, 710354, 720134, 1024130, 1420708, 1440268, 1775885, 1800335, 2048260, 3551770, 3600670, 4813411, 7103540, 7201340, 9626822, 16693319, 19253644, 24067055, 33386638, 48134110, 66773276, 83466595, 96268220, 166933190, 333866380, 784585993, 1569171986, 3138343972, 3922929965, 7845859930, 15691719860]

約数ペア:

[(1, 15691719860), (2, 7845859930), (4, 3922929965), (5, 3138343972), (10, 1569171986), (20, 784585993), (47, 333866380), (94, 166933190), (163, 96268220), (188, 83466595), (235, 66773276), (326, 48134110), (470, 33386638), (652, 24067055), (815, 19253644), (940, 16693319), (1630, 9626822), (2179, 7201340), (2209, 7103540), (3260, 4813411), (4358, 3600670), (4418, 3551770), (7661, 2048260), (8716, 1800335), (8836, 1775885), (10895, 1440268), (11045, 1420708), (15322, 1024130), (21790, 720134), (22090, 710354), (30644, 512065), (38305, 409652), (43580, 360067), (44180, 355177), (76610, 204826), (102413, 153220)]