84249040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1289}}^1$

素因数の和:1364

約数の個数: 80

約数和(自身を含む): 211147200

約数和(自身を除く): 126898160

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 43, 76, 80, 86, 95, 152, 172, 190, 215, 304, 344, 380, 430, 688, 760, 817, 860, 1289, 1520, 1634, 1720, 2578, 3268, 3440, 4085, 5156, 6445, 6536, 8170, 10312, 12890, 13072, 16340, 20624, 24491, 25780, 32680, 48982, 51560, 55427, 65360, 97964, 103120, 110854, 122455, 195928, 221708, 244910, 277135, 391856, 443416, 489820, 554270, 886832, 979640, 1053113, 1108540, 1959280, 2106226, 2217080, 4212452, 4434160, 5265565, 8424904, 10531130, 16849808, 21062260, 42124520, 84249040]

約数ペア:

[(1, 84249040), (2, 42124520), (4, 21062260), (5, 16849808), (8, 10531130), (10, 8424904), (16, 5265565), (19, 4434160), (20, 4212452), (38, 2217080), (40, 2106226), (43, 1959280), (76, 1108540), (80, 1053113), (86, 979640), (95, 886832), (152, 554270), (172, 489820), (190, 443416), (215, 391856), (304, 277135), (344, 244910), (380, 221708), (430, 195928), (688, 122455), (760, 110854), (817, 103120), (860, 97964), (1289, 65360), (1520, 55427), (1634, 51560), (1720, 48982), (2578, 32680), (3268, 25780), (3440, 24491), (4085, 20624), (5156, 16340), (6445, 13072), (6536, 12890), (8170, 10312)]