261419496

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{7687}}^1$

素因数の和:7818

約数の個数: 64

約数和(自身を含む): 710371200

約数和(自身を除く): 448951704

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 109, 156, 218, 312, 327, 436, 654, 872, 1308, 1417, 2616, 2834, 4251, 5668, 7687, 8502, 11336, 15374, 17004, 23061, 30748, 34008, 46122, 61496, 92244, 99931, 184488, 199862, 299793, 399724, 599586, 799448, 837883, 1199172, 1675766, 2398344, 2513649, 3351532, 5027298, 6703064, 10054596, 10892479, 20109192, 21784958, 32677437, 43569916, 65354874, 87139832, 130709748, 261419496]

約数ペア:

[(1, 261419496), (2, 130709748), (3, 87139832), (4, 65354874), (6, 43569916), (8, 32677437), (12, 21784958), (13, 20109192), (24, 10892479), (26, 10054596), (39, 6703064), (52, 5027298), (78, 3351532), (104, 2513649), (109, 2398344), (156, 1675766), (218, 1199172), (312, 837883), (327, 799448), (436, 599586), (654, 399724), (872, 299793), (1308, 199862), (1417, 184488), (2616, 99931), (2834, 92244), (4251, 61496), (5668, 46122), (7687, 34008), (8502, 30748), (11336, 23061), (15374, 17004)]