209128800

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{1103}}^1$

素因数の和:1205

約数の個数: 144

約数和(自身を含む): 689955840

約数和(自身を除く): 480827040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 79, 80, 96, 100, 120, 150, 158, 160, 200, 237, 240, 300, 316, 395, 400, 474, 480, 600, 632, 790, 800, 948, 1103, 1185, 1200, 1264, 1580, 1896, 1975, 2206, 2370, 2400, 2528, 3160, 3309, 3792, 3950, 4412, 4740, 5515, 5925, 6320, 6618, 7584, 7900, 8824, 9480, 11030, 11850, 12640, 13236, 15800, 16545, 17648, 18960, 22060, 23700, 26472, 27575, 31600, 33090, 35296, 37920, 44120, 47400, 52944, 55150, 63200, 66180, 82725, 87137, 88240, 94800, 105888, 110300, 132360, 165450, 174274, 176480, 189600, 220600, 261411, 264720, 330900, 348548, 435685, 441200, 522822, 529440, 661800, 697096, 871370, 882400, 1045644, 1307055, 1323600, 1394192, 1742740, 2091288, 2178425, 2614110, 2647200, 2788384, 3485480, 4182576, 4356850, 5228220, 6535275, 6970960, 8365152, 8713700, 10456440, 13070550, 13941920, 17427400, 20912880, 26141100, 34854800, 41825760, 52282200, 69709600, 104564400, 209128800]

約数ペア:

[(1, 209128800), (2, 104564400), (3, 69709600), (4, 52282200), (5, 41825760), (6, 34854800), (8, 26141100), (10, 20912880), (12, 17427400), (15, 13941920), (16, 13070550), (20, 10456440), (24, 8713700), (25, 8365152), (30, 6970960), (32, 6535275), (40, 5228220), (48, 4356850), (50, 4182576), (60, 3485480), (75, 2788384), (79, 2647200), (80, 2614110), (96, 2178425), (100, 2091288), (120, 1742740), (150, 1394192), (158, 1323600), (160, 1307055), (200, 1045644), (237, 882400), (240, 871370), (300, 697096), (316, 661800), (395, 529440), (400, 522822), (474, 441200), (480, 435685), (600, 348548), (632, 330900), (790, 264720), (800, 261411), (948, 220600), (1103, 189600), (1185, 176480), (1200, 174274), (1264, 165450), (1580, 132360), (1896, 110300), (1975, 105888), (2206, 94800), (2370, 88240), (2400, 87137), (2528, 82725), (3160, 66180), (3309, 63200), (3792, 55150), (3950, 52944), (4412, 47400), (4740, 44120), (5515, 37920), (5925, 35296), (6320, 33090), (6618, 31600), (7584, 27575), (7900, 26472), (8824, 23700), (9480, 22060), (11030, 18960), (11850, 17648), (12640, 16545), (13236, 15800)]