170221520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{7069}}^1$

素因数の和:7132

約数の個数: 80

約数和(自身を含む): 462887040

約数和(自身を除く): 292665520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 43, 56, 70, 80, 86, 112, 140, 172, 215, 280, 301, 344, 430, 560, 602, 688, 860, 1204, 1505, 1720, 2408, 3010, 3440, 4816, 6020, 7069, 12040, 14138, 24080, 28276, 35345, 49483, 56552, 70690, 98966, 113104, 141380, 197932, 247415, 282760, 303967, 395864, 494830, 565520, 607934, 791728, 989660, 1215868, 1519835, 1979320, 2127769, 2431736, 3039670, 3958640, 4255538, 4863472, 6079340, 8511076, 10638845, 12158680, 17022152, 21277690, 24317360, 34044304, 42555380, 85110760, 170221520]

約数ペア:

[(1, 170221520), (2, 85110760), (4, 42555380), (5, 34044304), (7, 24317360), (8, 21277690), (10, 17022152), (14, 12158680), (16, 10638845), (20, 8511076), (28, 6079340), (35, 4863472), (40, 4255538), (43, 3958640), (56, 3039670), (70, 2431736), (80, 2127769), (86, 1979320), (112, 1519835), (140, 1215868), (172, 989660), (215, 791728), (280, 607934), (301, 565520), (344, 494830), (430, 395864), (560, 303967), (602, 282760), (688, 247415), (860, 197932), (1204, 141380), (1505, 113104), (1720, 98966), (2408, 70690), (3010, 56552), (3440, 49483), (4816, 35345), (6020, 28276), (7069, 24080), (12040, 14138)]