256871808

素因数分解:

$2^7\times 3^2\times {\mathrm{222979}}^1$

素因数の和:222999

約数の個数: 48

約数和(自身を含む): 739178700

約数和(自身を除く): 482306892

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 288, 384, 576, 1152, 222979, 445958, 668937, 891916, 1337874, 1783832, 2006811, 2675748, 3567664, 4013622, 5351496, 7135328, 8027244, 10702992, 14270656, 16054488, 21405984, 28541312, 32108976, 42811968, 64217952, 85623936, 128435904, 256871808]

約数ペア:

[(1, 256871808), (2, 128435904), (3, 85623936), (4, 64217952), (6, 42811968), (8, 32108976), (9, 28541312), (12, 21405984), (16, 16054488), (18, 14270656), (24, 10702992), (32, 8027244), (36, 7135328), (48, 5351496), (64, 4013622), (72, 3567664), (96, 2675748), (128, 2006811), (144, 1783832), (192, 1337874), (288, 891916), (384, 668937), (576, 445958), (1152, 222979)]