17747280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{157}}^2$

素因数の和:333

約数の個数: 90

約数和(自身を含む): 59983326

約数和(自身を除く): 42236046

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 157, 180, 240, 314, 360, 471, 628, 720, 785, 942, 1256, 1413, 1570, 1884, 2355, 2512, 2826, 3140, 3768, 4710, 5652, 6280, 7065, 7536, 9420, 11304, 12560, 14130, 18840, 22608, 24649, 28260, 37680, 49298, 56520, 73947, 98596, 113040, 123245, 147894, 197192, 221841, 246490, 295788, 369735, 394384, 443682, 492980, 591576, 739470, 887364, 985960, 1109205, 1183152, 1478940, 1774728, 1971920, 2218410, 2957880, 3549456, 4436820, 5915760, 8873640, 17747280]

約数ペア:

[(1, 17747280), (2, 8873640), (3, 5915760), (4, 4436820), (5, 3549456), (6, 2957880), (8, 2218410), (9, 1971920), (10, 1774728), (12, 1478940), (15, 1183152), (16, 1109205), (18, 985960), (20, 887364), (24, 739470), (30, 591576), (36, 492980), (40, 443682), (45, 394384), (48, 369735), (60, 295788), (72, 246490), (80, 221841), (90, 197192), (120, 147894), (144, 123245), (157, 113040), (180, 98596), (240, 73947), (314, 56520), (360, 49298), (471, 37680), (628, 28260), (720, 24649), (785, 22608), (942, 18840), (1256, 14130), (1413, 12560), (1570, 11304), (1884, 9420), (2355, 7536), (2512, 7065), (2826, 6280), (3140, 5652), (3768, 4710)]