209034180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1$

素因数の和:410

約数の個数: 144

約数和(自身を含む): 657296640

約数和(自身を除く): 448262460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 113, 129, 172, 180, 215, 226, 239, 258, 339, 387, 430, 452, 478, 516, 565, 645, 678, 717, 774, 860, 956, 1017, 1130, 1195, 1290, 1356, 1434, 1548, 1695, 1935, 2034, 2151, 2260, 2390, 2580, 2868, 3390, 3585, 3870, 4068, 4302, 4780, 4859, 5085, 6780, 7170, 7740, 8604, 9718, 10170, 10277, 10755, 14340, 14577, 19436, 20340, 20554, 21510, 24295, 27007, 29154, 30831, 41108, 43020, 43731, 48590, 51385, 54014, 58308, 61662, 72885, 81021, 87462, 92493, 97180, 102770, 108028, 123324, 135035, 145770, 154155, 162042, 174924, 184986, 205540, 218655, 243063, 270070, 291540, 308310, 324084, 369972, 405105, 437310, 462465, 486126, 540140, 616620, 810210, 874620, 924930, 972252, 1161301, 1215315, 1620420, 1849860, 2322602, 2430630, 3483903, 4645204, 4861260, 5806505, 6967806, 10451709, 11613010, 13935612, 17419515, 20903418, 23226020, 34839030, 41806836, 52258545, 69678060, 104517090, 209034180]

約数ペア:

[(1, 209034180), (2, 104517090), (3, 69678060), (4, 52258545), (5, 41806836), (6, 34839030), (9, 23226020), (10, 20903418), (12, 17419515), (15, 13935612), (18, 11613010), (20, 10451709), (30, 6967806), (36, 5806505), (43, 4861260), (45, 4645204), (60, 3483903), (86, 2430630), (90, 2322602), (113, 1849860), (129, 1620420), (172, 1215315), (180, 1161301), (215, 972252), (226, 924930), (239, 874620), (258, 810210), (339, 616620), (387, 540140), (430, 486126), (452, 462465), (478, 437310), (516, 405105), (565, 369972), (645, 324084), (678, 308310), (717, 291540), (774, 270070), (860, 243063), (956, 218655), (1017, 205540), (1130, 184986), (1195, 174924), (1290, 162042), (1356, 154155), (1434, 145770), (1548, 135035), (1695, 123324), (1935, 108028), (2034, 102770), (2151, 97180), (2260, 92493), (2390, 87462), (2580, 81021), (2868, 72885), (3390, 61662), (3585, 58308), (3870, 54014), (4068, 51385), (4302, 48590), (4780, 43731), (4859, 43020), (5085, 41108), (6780, 30831), (7170, 29154), (7740, 27007), (8604, 24295), (9718, 21510), (10170, 20554), (10277, 20340), (10755, 19436), (14340, 14577)]