67057840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{281}}^1$

素因数の和:470

約数の個数: 80

約数和(自身を含む): 165748320

約数和(自身を除く): 98690480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 157, 190, 281, 304, 314, 380, 562, 628, 760, 785, 1124, 1256, 1405, 1520, 1570, 2248, 2512, 2810, 2983, 3140, 4496, 5339, 5620, 5966, 6280, 10678, 11240, 11932, 12560, 14915, 21356, 22480, 23864, 26695, 29830, 42712, 44117, 47728, 53390, 59660, 85424, 88234, 106780, 119320, 176468, 213560, 220585, 238640, 352936, 427120, 441170, 705872, 838223, 882340, 1676446, 1764680, 3352892, 3529360, 4191115, 6705784, 8382230, 13411568, 16764460, 33528920, 67057840]

約数ペア:

[(1, 67057840), (2, 33528920), (4, 16764460), (5, 13411568), (8, 8382230), (10, 6705784), (16, 4191115), (19, 3529360), (20, 3352892), (38, 1764680), (40, 1676446), (76, 882340), (80, 838223), (95, 705872), (152, 441170), (157, 427120), (190, 352936), (281, 238640), (304, 220585), (314, 213560), (380, 176468), (562, 119320), (628, 106780), (760, 88234), (785, 85424), (1124, 59660), (1256, 53390), (1405, 47728), (1520, 44117), (1570, 42712), (2248, 29830), (2512, 26695), (2810, 23864), (2983, 22480), (3140, 21356), (4496, 14915), (5339, 12560), (5620, 11932), (5966, 11240), (6280, 10678)]