254393888

素因数分解:

$2^5\times 7^2\times {\mathrm{19}}^1\times {\mathrm{8539}}^1$

素因数の和:8582

約数の個数: 72

約数和(自身を含む): 613342800

約数和(自身を除く): 358948912

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 49, 56, 76, 98, 112, 133, 152, 196, 224, 266, 304, 392, 532, 608, 784, 931, 1064, 1568, 1862, 2128, 3724, 4256, 7448, 8539, 14896, 17078, 29792, 34156, 59773, 68312, 119546, 136624, 162241, 239092, 273248, 324482, 418411, 478184, 648964, 836822, 956368, 1135687, 1297928, 1673644, 1912736, 2271374, 2595856, 3347288, 4542748, 5191712, 6694576, 7949809, 9085496, 13389152, 15899618, 18170992, 31799236, 36341984, 63598472, 127196944, 254393888]

約数ペア:

[(1, 254393888), (2, 127196944), (4, 63598472), (7, 36341984), (8, 31799236), (14, 18170992), (16, 15899618), (19, 13389152), (28, 9085496), (32, 7949809), (38, 6694576), (49, 5191712), (56, 4542748), (76, 3347288), (98, 2595856), (112, 2271374), (133, 1912736), (152, 1673644), (196, 1297928), (224, 1135687), (266, 956368), (304, 836822), (392, 648964), (532, 478184), (608, 418411), (784, 324482), (931, 273248), (1064, 239092), (1568, 162241), (1862, 136624), (2128, 119546), (3724, 68312), (4256, 59773), (7448, 34156), (8539, 29792), (14896, 17078)]