78917040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2549}}^1$

素因数の和:2611

約数の個数: 120

約数和(自身を含む): 271299600

約数和(自身を除く): 192382560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 120, 129, 144, 172, 180, 215, 240, 258, 344, 360, 387, 430, 516, 645, 688, 720, 774, 860, 1032, 1290, 1548, 1720, 1935, 2064, 2549, 2580, 3096, 3440, 3870, 5098, 5160, 6192, 7647, 7740, 10196, 10320, 12745, 15294, 15480, 20392, 22941, 25490, 30588, 30960, 38235, 40784, 45882, 50980, 61176, 76470, 91764, 101960, 109607, 114705, 122352, 152940, 183528, 203920, 219214, 229410, 305880, 328821, 367056, 438428, 458820, 548035, 611760, 657642, 876856, 917640, 986463, 1096070, 1315284, 1644105, 1753712, 1835280, 1972926, 2192140, 2630568, 3288210, 3945852, 4384280, 4932315, 5261136, 6576420, 7891704, 8768560, 9864630, 13152840, 15783408, 19729260, 26305680, 39458520, 78917040]

約数ペア:

[(1, 78917040), (2, 39458520), (3, 26305680), (4, 19729260), (5, 15783408), (6, 13152840), (8, 9864630), (9, 8768560), (10, 7891704), (12, 6576420), (15, 5261136), (16, 4932315), (18, 4384280), (20, 3945852), (24, 3288210), (30, 2630568), (36, 2192140), (40, 1972926), (43, 1835280), (45, 1753712), (48, 1644105), (60, 1315284), (72, 1096070), (80, 986463), (86, 917640), (90, 876856), (120, 657642), (129, 611760), (144, 548035), (172, 458820), (180, 438428), (215, 367056), (240, 328821), (258, 305880), (344, 229410), (360, 219214), (387, 203920), (430, 183528), (516, 152940), (645, 122352), (688, 114705), (720, 109607), (774, 101960), (860, 91764), (1032, 76470), (1290, 61176), (1548, 50980), (1720, 45882), (1935, 40784), (2064, 38235), (2549, 30960), (2580, 30588), (3096, 25490), (3440, 22941), (3870, 20392), (5098, 15480), (5160, 15294), (6192, 12745), (7647, 10320), (7740, 10196)]