656592840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{11617}}^1$

素因数の和:11791

約数の個数: 96

約数和(自身を含む): 2147703480

約数和(自身を除く): 1491110640

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, 1256, 1413, 1570, 1884, 2355, 2826, 3140, 3768, 4710, 5652, 6280, 7065, 9420, 11304, 11617, 14130, 18840, 23234, 28260, 34851, 46468, 56520, 58085, 69702, 92936, 104553, 116170, 139404, 174255, 209106, 232340, 278808, 348510, 418212, 464680, 522765, 697020, 836424, 1045530, 1394040, 1823869, 2091060, 3647738, 4182120, 5471607, 7295476, 9119345, 10943214, 14590952, 16414821, 18238690, 21886428, 27358035, 32829642, 36477380, 43772856, 54716070, 65659284, 72954760, 82074105, 109432140, 131318568, 164148210, 218864280, 328296420, 656592840]

約数ペア:

[(1, 656592840), (2, 328296420), (3, 218864280), (4, 164148210), (5, 131318568), (6, 109432140), (8, 82074105), (9, 72954760), (10, 65659284), (12, 54716070), (15, 43772856), (18, 36477380), (20, 32829642), (24, 27358035), (30, 21886428), (36, 18238690), (40, 16414821), (45, 14590952), (60, 10943214), (72, 9119345), (90, 7295476), (120, 5471607), (157, 4182120), (180, 3647738), (314, 2091060), (360, 1823869), (471, 1394040), (628, 1045530), (785, 836424), (942, 697020), (1256, 522765), (1413, 464680), (1570, 418212), (1884, 348510), (2355, 278808), (2826, 232340), (3140, 209106), (3768, 174255), (4710, 139404), (5652, 116170), (6280, 104553), (7065, 92936), (9420, 69702), (11304, 58085), (11617, 56520), (14130, 46468), (18840, 34851), (23234, 28260)]