68784840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1217}}^1$

素因数の和:1391

約数の個数: 96

約数和(自身を含む): 225159480

約数和(自身を除く): 156374640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 157, 180, 314, 360, 471, 628, 785, 942, 1217, 1256, 1413, 1570, 1884, 2355, 2434, 2826, 3140, 3651, 3768, 4710, 4868, 5652, 6085, 6280, 7065, 7302, 9420, 9736, 10953, 11304, 12170, 14130, 14604, 18255, 18840, 21906, 24340, 28260, 29208, 36510, 43812, 48680, 54765, 56520, 73020, 87624, 109530, 146040, 191069, 219060, 382138, 438120, 573207, 764276, 955345, 1146414, 1528552, 1719621, 1910690, 2292828, 2866035, 3439242, 3821380, 4585656, 5732070, 6878484, 7642760, 8598105, 11464140, 13756968, 17196210, 22928280, 34392420, 68784840]

約数ペア:

[(1, 68784840), (2, 34392420), (3, 22928280), (4, 17196210), (5, 13756968), (6, 11464140), (8, 8598105), (9, 7642760), (10, 6878484), (12, 5732070), (15, 4585656), (18, 3821380), (20, 3439242), (24, 2866035), (30, 2292828), (36, 1910690), (40, 1719621), (45, 1528552), (60, 1146414), (72, 955345), (90, 764276), (120, 573207), (157, 438120), (180, 382138), (314, 219060), (360, 191069), (471, 146040), (628, 109530), (785, 87624), (942, 73020), (1217, 56520), (1256, 54765), (1413, 48680), (1570, 43812), (1884, 36510), (2355, 29208), (2434, 28260), (2826, 24340), (3140, 21906), (3651, 18840), (3768, 18255), (4710, 14604), (4868, 14130), (5652, 12170), (6085, 11304), (6280, 10953), (7065, 9736), (7302, 9420)]