257938272

素因数分解:

$2^5\times 3^2\times {\mathrm{229}}^1\times {\mathrm{3911}}^1$

素因数の和:4156

約数の個数: 72

約数和(自身を含む): 736903440

約数和(自身を除く): 478965168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 229, 288, 458, 687, 916, 1374, 1832, 2061, 2748, 3664, 3911, 4122, 5496, 7328, 7822, 8244, 10992, 11733, 15644, 16488, 21984, 23466, 31288, 32976, 35199, 46932, 62576, 65952, 70398, 93864, 125152, 140796, 187728, 281592, 375456, 563184, 895619, 1126368, 1791238, 2686857, 3582476, 5373714, 7164952, 8060571, 10747428, 14329904, 16121142, 21494856, 28659808, 32242284, 42989712, 64484568, 85979424, 128969136, 257938272]

約数ペア:

[(1, 257938272), (2, 128969136), (3, 85979424), (4, 64484568), (6, 42989712), (8, 32242284), (9, 28659808), (12, 21494856), (16, 16121142), (18, 14329904), (24, 10747428), (32, 8060571), (36, 7164952), (48, 5373714), (72, 3582476), (96, 2686857), (144, 1791238), (229, 1126368), (288, 895619), (458, 563184), (687, 375456), (916, 281592), (1374, 187728), (1832, 140796), (2061, 125152), (2748, 93864), (3664, 70398), (3911, 65952), (4122, 62576), (5496, 46932), (7328, 35199), (7822, 32976), (8244, 31288), (10992, 23466), (11733, 21984), (15644, 16488)]