268223344

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{1381}}^1$

素因数の和:1649

約数の個数: 40

約数和(自身を含む): 531240800

約数和(自身を除く): 263017456

約数列:

[1, 2, 4, 8, 16, 61, 122, 199, 244, 398, 488, 796, 976, 1381, 1592, 2762, 3184, 5524, 11048, 12139, 22096, 24278, 48556, 84241, 97112, 168482, 194224, 274819, 336964, 549638, 673928, 1099276, 1347856, 2198552, 4397104, 16763959, 33527918, 67055836, 134111672, 268223344]

約数ペア:

[(1, 268223344), (2, 134111672), (4, 67055836), (8, 33527918), (16, 16763959), (61, 4397104), (122, 2198552), (199, 1347856), (244, 1099276), (398, 673928), (488, 549638), (796, 336964), (976, 274819), (1381, 194224), (1592, 168482), (2762, 97112), (3184, 84241), (5524, 48556), (11048, 24278), (12139, 22096)]