457520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:82

約数の個数: 80

約数和(自身を含む): 1309440

約数和(自身を除く): 851920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 43, 56, 70, 76, 80, 86, 95, 112, 133, 140, 152, 172, 190, 215, 266, 280, 301, 304, 344, 380, 430, 532, 560, 602, 665, 688, 760, 817, 860, 1064, 1204, 1330, 1505, 1520, 1634, 1720, 2128, 2408, 2660, 3010, 3268, 3440, 4085, 4816, 5320, 5719, 6020, 6536, 8170, 10640, 11438, 12040, 13072, 16340, 22876, 24080, 28595, 32680, 45752, 57190, 65360, 91504, 114380, 228760, 457520]

約数ペア:

[(1, 457520), (2, 228760), (4, 114380), (5, 91504), (7, 65360), (8, 57190), (10, 45752), (14, 32680), (16, 28595), (19, 24080), (20, 22876), (28, 16340), (35, 13072), (38, 12040), (40, 11438), (43, 10640), (56, 8170), (70, 6536), (76, 6020), (80, 5719), (86, 5320), (95, 4816), (112, 4085), (133, 3440), (140, 3268), (152, 3010), (172, 2660), (190, 2408), (215, 2128), (266, 1720), (280, 1634), (301, 1520), (304, 1505), (344, 1330), (380, 1204), (430, 1064), (532, 860), (560, 817), (602, 760), (665, 688)]