285365712

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{1993}}^1$

素因数の和:2180

約数の個数: 80

約数和(自身を含む): 781328960

約数和(自身を除く): 495963248

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 157, 228, 304, 314, 456, 471, 628, 912, 942, 1256, 1884, 1993, 2512, 2983, 3768, 3986, 5966, 5979, 7536, 7972, 8949, 11932, 11958, 15944, 17898, 23864, 23916, 31888, 35796, 37867, 47728, 47832, 71592, 75734, 95664, 113601, 143184, 151468, 227202, 302936, 312901, 454404, 605872, 625802, 908808, 938703, 1251604, 1817616, 1877406, 2503208, 3754812, 5006416, 5945119, 7509624, 11890238, 15019248, 17835357, 23780476, 35670714, 47560952, 71341428, 95121904, 142682856, 285365712]

約数ペア:

[(1, 285365712), (2, 142682856), (3, 95121904), (4, 71341428), (6, 47560952), (8, 35670714), (12, 23780476), (16, 17835357), (19, 15019248), (24, 11890238), (38, 7509624), (48, 5945119), (57, 5006416), (76, 3754812), (114, 2503208), (152, 1877406), (157, 1817616), (228, 1251604), (304, 938703), (314, 908808), (456, 625802), (471, 605872), (628, 454404), (912, 312901), (942, 302936), (1256, 227202), (1884, 151468), (1993, 143184), (2512, 113601), (2983, 95664), (3768, 75734), (3986, 71592), (5966, 47832), (5979, 47728), (7536, 37867), (7972, 35796), (8949, 31888), (11932, 23916), (11958, 23864), (15944, 17898)]