247504640

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10177}}^1$

素因数の和:10217

約数の個数: 72

約数和(自身を含む): 624114960

約数和(自身を除く): 376610320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 608, 640, 760, 1216, 1280, 1520, 2432, 3040, 4864, 6080, 10177, 12160, 20354, 24320, 40708, 50885, 81416, 101770, 162832, 193363, 203540, 325664, 386726, 407080, 651328, 773452, 814160, 966815, 1302656, 1546904, 1628320, 1933630, 2605312, 3093808, 3256640, 3867260, 6187616, 6513280, 7734520, 12375232, 13026560, 15469040, 24750464, 30938080, 49500928, 61876160, 123752320, 247504640]

約数ペア:

[(1, 247504640), (2, 123752320), (4, 61876160), (5, 49500928), (8, 30938080), (10, 24750464), (16, 15469040), (19, 13026560), (20, 12375232), (32, 7734520), (38, 6513280), (40, 6187616), (64, 3867260), (76, 3256640), (80, 3093808), (95, 2605312), (128, 1933630), (152, 1628320), (160, 1546904), (190, 1302656), (256, 966815), (304, 814160), (320, 773452), (380, 651328), (608, 407080), (640, 386726), (760, 325664), (1216, 203540), (1280, 193363), (1520, 162832), (2432, 101770), (3040, 81416), (4864, 50885), (6080, 40708), (10177, 24320), (12160, 20354)]