1405974800

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{1039}}^1$

素因数の和:1273

約数の個数: 120

約数和(自身を含む): 3597984000

約数和(自身を除く): 2192009200

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 136, 170, 199, 200, 272, 340, 398, 400, 425, 680, 796, 850, 995, 1039, 1360, 1592, 1700, 1990, 2078, 3184, 3383, 3400, 3980, 4156, 4975, 5195, 6766, 6800, 7960, 8312, 9950, 10390, 13532, 15920, 16624, 16915, 17663, 19900, 20780, 25975, 27064, 33830, 35326, 39800, 41560, 51950, 54128, 67660, 70652, 79600, 83120, 84575, 88315, 103900, 135320, 141304, 169150, 176630, 206761, 207800, 270640, 282608, 338300, 353260, 413522, 415600, 441575, 676600, 706520, 827044, 883150, 1033805, 1353200, 1413040, 1654088, 1766300, 2067610, 3308176, 3514937, 3532600, 4135220, 5169025, 7029874, 7065200, 8270440, 10338050, 14059748, 16540880, 17574685, 20676100, 28119496, 35149370, 41352200, 56238992, 70298740, 82704400, 87873425, 140597480, 175746850, 281194960, 351493700, 702987400, 1405974800]

約数ペア:

[(1, 1405974800), (2, 702987400), (4, 351493700), (5, 281194960), (8, 175746850), (10, 140597480), (16, 87873425), (17, 82704400), (20, 70298740), (25, 56238992), (34, 41352200), (40, 35149370), (50, 28119496), (68, 20676100), (80, 17574685), (85, 16540880), (100, 14059748), (136, 10338050), (170, 8270440), (199, 7065200), (200, 7029874), (272, 5169025), (340, 4135220), (398, 3532600), (400, 3514937), (425, 3308176), (680, 2067610), (796, 1766300), (850, 1654088), (995, 1413040), (1039, 1353200), (1360, 1033805), (1592, 883150), (1700, 827044), (1990, 706520), (2078, 676600), (3184, 441575), (3383, 415600), (3400, 413522), (3980, 353260), (4156, 338300), (4975, 282608), (5195, 270640), (6766, 207800), (6800, 206761), (7960, 176630), (8312, 169150), (9950, 141304), (10390, 135320), (13532, 103900), (15920, 88315), (16624, 84575), (16915, 83120), (17663, 79600), (19900, 70652), (20780, 67660), (25975, 54128), (27064, 51950), (33830, 41560), (35326, 39800)]