81937728

素因数分解:

$2^6\times 3^2\times {\mathrm{19}}^1\times {\mathrm{7487}}^1$

素因数の和:7524

約数の個数: 84

約数和(自身を含む): 247253760

約数和(自身を除く): 165316032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 64, 72, 76, 96, 114, 144, 152, 171, 192, 228, 288, 304, 342, 456, 576, 608, 684, 912, 1216, 1368, 1824, 2736, 3648, 5472, 7487, 10944, 14974, 22461, 29948, 44922, 59896, 67383, 89844, 119792, 134766, 142253, 179688, 239584, 269532, 284506, 359376, 426759, 479168, 539064, 569012, 718752, 853518, 1078128, 1138024, 1280277, 1437504, 1707036, 2156256, 2276048, 2560554, 3414072, 4312512, 4552096, 5121108, 6828144, 9104192, 10242216, 13656288, 20484432, 27312576, 40968864, 81937728]

約数ペア:

[(1, 81937728), (2, 40968864), (3, 27312576), (4, 20484432), (6, 13656288), (8, 10242216), (9, 9104192), (12, 6828144), (16, 5121108), (18, 4552096), (19, 4312512), (24, 3414072), (32, 2560554), (36, 2276048), (38, 2156256), (48, 1707036), (57, 1437504), (64, 1280277), (72, 1138024), (76, 1078128), (96, 853518), (114, 718752), (144, 569012), (152, 539064), (171, 479168), (192, 426759), (228, 359376), (288, 284506), (304, 269532), (342, 239584), (456, 179688), (576, 142253), (608, 134766), (684, 119792), (912, 89844), (1216, 67383), (1368, 59896), (1824, 44922), (2736, 29948), (3648, 22461), (5472, 14974), (7487, 10944)]