1566709040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{19069}}^1$

素因数の和:19174

約数の個数: 80

約数和(自身を含む): 3972662400

約数和(自身を除く): 2405953360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 79, 80, 104, 130, 158, 208, 260, 316, 395, 520, 632, 790, 1027, 1040, 1264, 1580, 2054, 3160, 4108, 5135, 6320, 8216, 10270, 16432, 19069, 20540, 38138, 41080, 76276, 82160, 95345, 152552, 190690, 247897, 305104, 381380, 495794, 762760, 991588, 1239485, 1506451, 1525520, 1983176, 2478970, 3012902, 3966352, 4957940, 6025804, 7532255, 9915880, 12051608, 15064510, 19583863, 19831760, 24103216, 30129020, 39167726, 60258040, 78335452, 97919315, 120516080, 156670904, 195838630, 313341808, 391677260, 783354520, 1566709040]

約数ペア:

[(1, 1566709040), (2, 783354520), (4, 391677260), (5, 313341808), (8, 195838630), (10, 156670904), (13, 120516080), (16, 97919315), (20, 78335452), (26, 60258040), (40, 39167726), (52, 30129020), (65, 24103216), (79, 19831760), (80, 19583863), (104, 15064510), (130, 12051608), (158, 9915880), (208, 7532255), (260, 6025804), (316, 4957940), (395, 3966352), (520, 3012902), (632, 2478970), (790, 1983176), (1027, 1525520), (1040, 1506451), (1264, 1239485), (1580, 991588), (2054, 762760), (3160, 495794), (4108, 381380), (5135, 305104), (6320, 247897), (8216, 190690), (10270, 152552), (16432, 95345), (19069, 82160), (20540, 76276), (38138, 41080)]