278886040

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{10453}}^1$

素因数の和:10516

約数の個数: 64

約数和(自身を含む): 677419200

約数和(自身を除く): 398533160

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 29, 40, 46, 58, 92, 115, 116, 145, 184, 230, 232, 290, 460, 580, 667, 920, 1160, 1334, 2668, 3335, 5336, 6670, 10453, 13340, 20906, 26680, 41812, 52265, 83624, 104530, 209060, 240419, 303137, 418120, 480838, 606274, 961676, 1202095, 1212548, 1515685, 1923352, 2404190, 2425096, 3031370, 4808380, 6062740, 6972151, 9616760, 12125480, 13944302, 27888604, 34860755, 55777208, 69721510, 139443020, 278886040]

約数ペア:

[(1, 278886040), (2, 139443020), (4, 69721510), (5, 55777208), (8, 34860755), (10, 27888604), (20, 13944302), (23, 12125480), (29, 9616760), (40, 6972151), (46, 6062740), (58, 4808380), (92, 3031370), (115, 2425096), (116, 2404190), (145, 1923352), (184, 1515685), (230, 1212548), (232, 1202095), (290, 961676), (460, 606274), (580, 480838), (667, 418120), (920, 303137), (1160, 240419), (1334, 209060), (2668, 104530), (3335, 83624), (5336, 52265), (6670, 41812), (10453, 26680), (13340, 20906)]