320190160

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{1747}}^1$

素因数の和:1868

約数の個数: 80

約数和(自身を含む): 780307200

約数和(自身を除く): 460117040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 79, 80, 116, 145, 158, 232, 290, 316, 395, 464, 580, 632, 790, 1160, 1264, 1580, 1747, 2291, 2320, 3160, 3494, 4582, 6320, 6988, 8735, 9164, 11455, 13976, 17470, 18328, 22910, 27952, 34940, 36656, 45820, 50663, 69880, 91640, 101326, 138013, 139760, 183280, 202652, 253315, 276026, 405304, 506630, 552052, 690065, 810608, 1013260, 1104104, 1380130, 2026520, 2208208, 2760260, 4002377, 4053040, 5520520, 8004754, 11041040, 16009508, 20011885, 32019016, 40023770, 64038032, 80047540, 160095080, 320190160]

約数ペア:

[(1, 320190160), (2, 160095080), (4, 80047540), (5, 64038032), (8, 40023770), (10, 32019016), (16, 20011885), (20, 16009508), (29, 11041040), (40, 8004754), (58, 5520520), (79, 4053040), (80, 4002377), (116, 2760260), (145, 2208208), (158, 2026520), (232, 1380130), (290, 1104104), (316, 1013260), (395, 810608), (464, 690065), (580, 552052), (632, 506630), (790, 405304), (1160, 276026), (1264, 253315), (1580, 202652), (1747, 183280), (2291, 139760), (2320, 138013), (3160, 101326), (3494, 91640), (4582, 69880), (6320, 50663), (6988, 45820), (8735, 36656), (9164, 34940), (11455, 27952), (13976, 22910), (17470, 18328)]