205992080

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{7507}}^1$

素因数の和:7541

約数の個数: 80

約数和(自身を含む): 558595200

約数和(自身を除く): 352603120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1372, 1715, 1960, 2744, 3430, 3920, 5488, 6860, 7507, 13720, 15014, 27440, 30028, 37535, 52549, 60056, 75070, 105098, 120112, 150140, 210196, 262745, 300280, 367843, 420392, 525490, 600560, 735686, 840784, 1050980, 1471372, 1839215, 2101960, 2574901, 2942744, 3678430, 4203920, 5149802, 5885488, 7356860, 10299604, 12874505, 14713720, 20599208, 25749010, 29427440, 41198416, 51498020, 102996040, 205992080]

約数ペア:

[(1, 205992080), (2, 102996040), (4, 51498020), (5, 41198416), (7, 29427440), (8, 25749010), (10, 20599208), (14, 14713720), (16, 12874505), (20, 10299604), (28, 7356860), (35, 5885488), (40, 5149802), (49, 4203920), (56, 3678430), (70, 2942744), (80, 2574901), (98, 2101960), (112, 1839215), (140, 1471372), (196, 1050980), (245, 840784), (280, 735686), (343, 600560), (392, 525490), (490, 420392), (560, 367843), (686, 300280), (784, 262745), (980, 210196), (1372, 150140), (1715, 120112), (1960, 105098), (2744, 75070), (3430, 60056), (3920, 52549), (5488, 37535), (6860, 30028), (7507, 27440), (13720, 15014)]