245836160

素因数分解:

$2^7\times 5^1\times {\mathrm{43}}^1\times {\mathrm{8933}}^1$

素因数の和:8995

約数の個数: 64

約数和(自身を含む): 601436880

約数和(自身を除く): 355600720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 215, 320, 344, 430, 640, 688, 860, 1376, 1720, 2752, 3440, 5504, 6880, 8933, 13760, 17866, 27520, 35732, 44665, 71464, 89330, 142928, 178660, 285856, 357320, 384119, 571712, 714640, 768238, 1143424, 1429280, 1536476, 1920595, 2858560, 3072952, 3841190, 5717120, 6145904, 7682380, 12291808, 15364760, 24583616, 30729520, 49167232, 61459040, 122918080, 245836160]

約数ペア:

[(1, 245836160), (2, 122918080), (4, 61459040), (5, 49167232), (8, 30729520), (10, 24583616), (16, 15364760), (20, 12291808), (32, 7682380), (40, 6145904), (43, 5717120), (64, 3841190), (80, 3072952), (86, 2858560), (128, 1920595), (160, 1536476), (172, 1429280), (215, 1143424), (320, 768238), (344, 714640), (430, 571712), (640, 384119), (688, 357320), (860, 285856), (1376, 178660), (1720, 142928), (2752, 89330), (3440, 71464), (5504, 44665), (6880, 35732), (8933, 27520), (13760, 17866)]