77889816

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{18979}}^1$

素因数の和:19013

約数の個数: 64

約数和(自身を含む): 227760000

約数和(自身を除く): 149870184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 108, 114, 152, 171, 216, 228, 342, 456, 513, 684, 1026, 1368, 2052, 4104, 18979, 37958, 56937, 75916, 113874, 151832, 170811, 227748, 341622, 360601, 455496, 512433, 683244, 721202, 1024866, 1081803, 1366488, 1442404, 2049732, 2163606, 2884808, 3245409, 4099464, 4327212, 6490818, 8654424, 9736227, 12981636, 19472454, 25963272, 38944908, 77889816]

約数ペア:

[(1, 77889816), (2, 38944908), (3, 25963272), (4, 19472454), (6, 12981636), (8, 9736227), (9, 8654424), (12, 6490818), (18, 4327212), (19, 4099464), (24, 3245409), (27, 2884808), (36, 2163606), (38, 2049732), (54, 1442404), (57, 1366488), (72, 1081803), (76, 1024866), (108, 721202), (114, 683244), (152, 512433), (171, 455496), (216, 360601), (228, 341622), (342, 227748), (456, 170811), (513, 151832), (684, 113874), (1026, 75916), (1368, 56937), (2052, 37958), (4104, 18979)]