1254648640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{1801}}^1$

素因数の和:2136

約数の個数: 112

約数和(自身を含む): 3427317504

約数和(自身を除く): 2172668864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 311, 320, 448, 560, 622, 1120, 1244, 1555, 1801, 2177, 2240, 2488, 3110, 3602, 4354, 4976, 6220, 7204, 8708, 9005, 9952, 10885, 12440, 12607, 14408, 17416, 18010, 19904, 21770, 24880, 25214, 28816, 34832, 36020, 43540, 49760, 50428, 57632, 63035, 69664, 72040, 87080, 99520, 100856, 115264, 126070, 139328, 144080, 174160, 201712, 252140, 288160, 348320, 403424, 504280, 560111, 576320, 696640, 806848, 1008560, 1120222, 2017120, 2240444, 2800555, 3920777, 4034240, 4480888, 5601110, 7841554, 8961776, 11202220, 15683108, 17923552, 19603885, 22404440, 31366216, 35847104, 39207770, 44808880, 62732432, 78415540, 89617760, 125464864, 156831080, 179235520, 250929728, 313662160, 627324320, 1254648640]

約数ペア:

[(1, 1254648640), (2, 627324320), (4, 313662160), (5, 250929728), (7, 179235520), (8, 156831080), (10, 125464864), (14, 89617760), (16, 78415540), (20, 62732432), (28, 44808880), (32, 39207770), (35, 35847104), (40, 31366216), (56, 22404440), (64, 19603885), (70, 17923552), (80, 15683108), (112, 11202220), (140, 8961776), (160, 7841554), (224, 5601110), (280, 4480888), (311, 4034240), (320, 3920777), (448, 2800555), (560, 2240444), (622, 2017120), (1120, 1120222), (1244, 1008560), (1555, 806848), (1801, 696640), (2177, 576320), (2240, 560111), (2488, 504280), (3110, 403424), (3602, 348320), (4354, 288160), (4976, 252140), (6220, 201712), (7204, 174160), (8708, 144080), (9005, 139328), (9952, 126070), (10885, 115264), (12440, 100856), (12607, 99520), (14408, 87080), (17416, 72040), (18010, 69664), (19904, 63035), (21770, 57632), (24880, 50428), (25214, 49760), (28816, 43540), (34832, 36020)]