28561440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{379}}^1$

素因数の和:554

約数の個数: 96

約数和(自身を含む): 90780480

約数和(自身を除く): 62219040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 157, 160, 240, 314, 379, 471, 480, 628, 758, 785, 942, 1137, 1256, 1516, 1570, 1884, 1895, 2274, 2355, 2512, 3032, 3140, 3768, 3790, 4548, 4710, 5024, 5685, 6064, 6280, 7536, 7580, 9096, 9420, 11370, 12128, 12560, 15072, 15160, 18192, 18840, 22740, 25120, 30320, 36384, 37680, 45480, 59503, 60640, 75360, 90960, 119006, 178509, 181920, 238012, 297515, 357018, 476024, 595030, 714036, 892545, 952048, 1190060, 1428072, 1785090, 1904096, 2380120, 2856144, 3570180, 4760240, 5712288, 7140360, 9520480, 14280720, 28561440]

約数ペア:

[(1, 28561440), (2, 14280720), (3, 9520480), (4, 7140360), (5, 5712288), (6, 4760240), (8, 3570180), (10, 2856144), (12, 2380120), (15, 1904096), (16, 1785090), (20, 1428072), (24, 1190060), (30, 952048), (32, 892545), (40, 714036), (48, 595030), (60, 476024), (80, 357018), (96, 297515), (120, 238012), (157, 181920), (160, 178509), (240, 119006), (314, 90960), (379, 75360), (471, 60640), (480, 59503), (628, 45480), (758, 37680), (785, 36384), (942, 30320), (1137, 25120), (1256, 22740), (1516, 18840), (1570, 18192), (1884, 15160), (1895, 15072), (2274, 12560), (2355, 12128), (2512, 11370), (3032, 9420), (3140, 9096), (3768, 7580), (3790, 7536), (4548, 6280), (4710, 6064), (5024, 5685)]