688228524

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{257}}^1\times {\mathrm{1019}}^1$

素因数の和:1359

約数の個数: 72

約数和(自身を含む): 1772119440

約数和(自身を除く): 1083890916

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 146, 219, 257, 292, 438, 514, 657, 771, 876, 1019, 1028, 1314, 1542, 2038, 2313, 2628, 3057, 3084, 4076, 4626, 6114, 9171, 9252, 12228, 18342, 18761, 36684, 37522, 56283, 74387, 75044, 112566, 148774, 168849, 223161, 225132, 261883, 297548, 337698, 446322, 523766, 669483, 675396, 785649, 892644, 1047532, 1338966, 1571298, 2356947, 2677932, 3142596, 4713894, 9427788, 19117459, 38234918, 57352377, 76469836, 114704754, 172057131, 229409508, 344114262, 688228524]

約数ペア:

[(1, 688228524), (2, 344114262), (3, 229409508), (4, 172057131), (6, 114704754), (9, 76469836), (12, 57352377), (18, 38234918), (36, 19117459), (73, 9427788), (146, 4713894), (219, 3142596), (257, 2677932), (292, 2356947), (438, 1571298), (514, 1338966), (657, 1047532), (771, 892644), (876, 785649), (1019, 675396), (1028, 669483), (1314, 523766), (1542, 446322), (2038, 337698), (2313, 297548), (2628, 261883), (3057, 225132), (3084, 223161), (4076, 168849), (4626, 148774), (6114, 112566), (9171, 75044), (9252, 74387), (12228, 56283), (18342, 37522), (18761, 36684)]