8671520

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{379}}^1$

素因数の和:418

約数の個数: 96

約数和(自身を含む): 24131520

約数和(自身を除く): 15460000

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 160, 176, 208, 220, 260, 286, 352, 379, 416, 440, 520, 572, 715, 758, 880, 1040, 1144, 1430, 1516, 1760, 1895, 2080, 2288, 2860, 3032, 3790, 4169, 4576, 4927, 5720, 6064, 7580, 8338, 9854, 11440, 12128, 15160, 16676, 19708, 20845, 22880, 24635, 30320, 33352, 39416, 41690, 49270, 54197, 60640, 66704, 78832, 83380, 98540, 108394, 133408, 157664, 166760, 197080, 216788, 270985, 333520, 394160, 433576, 541970, 667040, 788320, 867152, 1083940, 1734304, 2167880, 4335760, 8671520]

約数ペア:

[(1, 8671520), (2, 4335760), (4, 2167880), (5, 1734304), (8, 1083940), (10, 867152), (11, 788320), (13, 667040), (16, 541970), (20, 433576), (22, 394160), (26, 333520), (32, 270985), (40, 216788), (44, 197080), (52, 166760), (55, 157664), (65, 133408), (80, 108394), (88, 98540), (104, 83380), (110, 78832), (130, 66704), (143, 60640), (160, 54197), (176, 49270), (208, 41690), (220, 39416), (260, 33352), (286, 30320), (352, 24635), (379, 22880), (416, 20845), (440, 19708), (520, 16676), (572, 15160), (715, 12128), (758, 11440), (880, 9854), (1040, 8338), (1144, 7580), (1430, 6064), (1516, 5720), (1760, 4927), (1895, 4576), (2080, 4169), (2288, 3790), (2860, 3032)]