306818640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1783}}^1$

素因数の和:2041

約数の個数: 120

約数和(自身を含む): 1035290880

約数和(自身を除く): 728472240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 239, 240, 360, 478, 717, 720, 956, 1195, 1434, 1783, 1912, 2151, 2390, 2868, 3566, 3585, 3824, 4302, 4780, 5349, 5736, 7132, 7170, 8604, 8915, 9560, 10698, 10755, 11472, 14264, 14340, 16047, 17208, 17830, 19120, 21396, 21510, 26745, 28528, 28680, 32094, 34416, 35660, 42792, 43020, 53490, 57360, 64188, 71320, 80235, 85584, 86040, 106980, 128376, 142640, 160470, 172080, 213960, 256752, 320940, 426137, 427920, 641880, 852274, 1278411, 1283760, 1704548, 2130685, 2556822, 3409096, 3835233, 4261370, 5113644, 6392055, 6818192, 7670466, 8522740, 10227288, 12784110, 15340932, 17045480, 19176165, 20454576, 25568220, 30681864, 34090960, 38352330, 51136440, 61363728, 76704660, 102272880, 153409320, 306818640]

約数ペア:

[(1, 306818640), (2, 153409320), (3, 102272880), (4, 76704660), (5, 61363728), (6, 51136440), (8, 38352330), (9, 34090960), (10, 30681864), (12, 25568220), (15, 20454576), (16, 19176165), (18, 17045480), (20, 15340932), (24, 12784110), (30, 10227288), (36, 8522740), (40, 7670466), (45, 6818192), (48, 6392055), (60, 5113644), (72, 4261370), (80, 3835233), (90, 3409096), (120, 2556822), (144, 2130685), (180, 1704548), (239, 1283760), (240, 1278411), (360, 852274), (478, 641880), (717, 427920), (720, 426137), (956, 320940), (1195, 256752), (1434, 213960), (1783, 172080), (1912, 160470), (2151, 142640), (2390, 128376), (2868, 106980), (3566, 86040), (3585, 85584), (3824, 80235), (4302, 71320), (4780, 64188), (5349, 57360), (5736, 53490), (7132, 43020), (7170, 42792), (8604, 35660), (8915, 34416), (9560, 32094), (10698, 28680), (10755, 28528), (11472, 26745), (14264, 21510), (14340, 21396), (16047, 19120), (17208, 17830)]