255486560

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{228113}}^1$

素因数の和:228135

約数の個数: 48

約数和(自身を含む): 689816736

約数和(自身を除く): 434330176

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 228113, 456226, 912452, 1140565, 1596791, 1824904, 2281130, 3193582, 3649808, 4562260, 6387164, 7299616, 7983955, 9124520, 12774328, 15967910, 18249040, 25548656, 31935820, 36498080, 51097312, 63871640, 127743280, 255486560]

約数ペア:

[(1, 255486560), (2, 127743280), (4, 63871640), (5, 51097312), (7, 36498080), (8, 31935820), (10, 25548656), (14, 18249040), (16, 15967910), (20, 12774328), (28, 9124520), (32, 7983955), (35, 7299616), (40, 6387164), (56, 4562260), (70, 3649808), (80, 3193582), (112, 2281130), (140, 1824904), (160, 1596791), (224, 1140565), (280, 912452), (560, 456226), (1120, 228113)]