243985280

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4951}}^1$

素因数の和:4988

約数の個数: 128

約数和(自身を含む): 727349760

約数和(自身を除く): 483364480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 128, 140, 154, 160, 176, 220, 224, 280, 308, 320, 352, 385, 440, 448, 560, 616, 640, 704, 770, 880, 896, 1120, 1232, 1408, 1540, 1760, 2240, 2464, 3080, 3520, 4480, 4928, 4951, 6160, 7040, 9856, 9902, 12320, 19804, 24640, 24755, 34657, 39608, 49280, 49510, 54461, 69314, 79216, 99020, 108922, 138628, 158432, 173285, 198040, 217844, 272305, 277256, 316864, 346570, 381227, 396080, 435688, 544610, 554512, 633728, 693140, 762454, 792160, 871376, 1089220, 1109024, 1386280, 1524908, 1584320, 1742752, 1906135, 2178440, 2218048, 2772560, 3049816, 3168640, 3485504, 3812270, 4356880, 4436096, 5545120, 6099632, 6971008, 7624540, 8713760, 11090240, 12199264, 15249080, 17427520, 22180480, 24398528, 30498160, 34855040, 48797056, 60996320, 121992640, 243985280]

約数ペア:

[(1, 243985280), (2, 121992640), (4, 60996320), (5, 48797056), (7, 34855040), (8, 30498160), (10, 24398528), (11, 22180480), (14, 17427520), (16, 15249080), (20, 12199264), (22, 11090240), (28, 8713760), (32, 7624540), (35, 6971008), (40, 6099632), (44, 5545120), (55, 4436096), (56, 4356880), (64, 3812270), (70, 3485504), (77, 3168640), (80, 3049816), (88, 2772560), (110, 2218048), (112, 2178440), (128, 1906135), (140, 1742752), (154, 1584320), (160, 1524908), (176, 1386280), (220, 1109024), (224, 1089220), (280, 871376), (308, 792160), (320, 762454), (352, 693140), (385, 633728), (440, 554512), (448, 544610), (560, 435688), (616, 396080), (640, 381227), (704, 346570), (770, 316864), (880, 277256), (896, 272305), (1120, 217844), (1232, 198040), (1408, 173285), (1540, 158432), (1760, 138628), (2240, 108922), (2464, 99020), (3080, 79216), (3520, 69314), (4480, 54461), (4928, 49510), (4951, 49280), (6160, 39608), (7040, 34657), (9856, 24755), (9902, 24640), (12320, 19804)]