261994392

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3557}}^1$

素因数の和:3614

約数の個数: 128

約数和(自身を含む): 819763200

約数和(自身を除く): 557768808

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 31, 33, 36, 44, 54, 62, 66, 72, 88, 93, 99, 108, 124, 132, 186, 198, 216, 248, 264, 279, 297, 341, 372, 396, 558, 594, 682, 744, 792, 837, 1023, 1116, 1188, 1364, 1674, 2046, 2232, 2376, 2728, 3069, 3348, 3557, 4092, 6138, 6696, 7114, 8184, 9207, 10671, 12276, 14228, 18414, 21342, 24552, 28456, 32013, 36828, 39127, 42684, 64026, 73656, 78254, 85368, 96039, 110267, 117381, 128052, 156508, 192078, 220534, 234762, 256104, 313016, 330801, 352143, 384156, 441068, 469524, 661602, 704286, 768312, 882136, 939048, 992403, 1056429, 1212937, 1323204, 1408572, 1984806, 2112858, 2425874, 2646408, 2817144, 2977209, 3638811, 3969612, 4225716, 4851748, 5954418, 7277622, 7939224, 8451432, 9703496, 10916433, 11908836, 14555244, 21832866, 23817672, 29110488, 32749299, 43665732, 65498598, 87331464, 130997196, 261994392]

約数ペア:

[(1, 261994392), (2, 130997196), (3, 87331464), (4, 65498598), (6, 43665732), (8, 32749299), (9, 29110488), (11, 23817672), (12, 21832866), (18, 14555244), (22, 11908836), (24, 10916433), (27, 9703496), (31, 8451432), (33, 7939224), (36, 7277622), (44, 5954418), (54, 4851748), (62, 4225716), (66, 3969612), (72, 3638811), (88, 2977209), (93, 2817144), (99, 2646408), (108, 2425874), (124, 2112858), (132, 1984806), (186, 1408572), (198, 1323204), (216, 1212937), (248, 1056429), (264, 992403), (279, 939048), (297, 882136), (341, 768312), (372, 704286), (396, 661602), (558, 469524), (594, 441068), (682, 384156), (744, 352143), (792, 330801), (837, 313016), (1023, 256104), (1116, 234762), (1188, 220534), (1364, 192078), (1674, 156508), (2046, 128052), (2232, 117381), (2376, 110267), (2728, 96039), (3069, 85368), (3348, 78254), (3557, 73656), (4092, 64026), (6138, 42684), (6696, 39127), (7114, 36828), (8184, 32013), (9207, 28456), (10671, 24552), (12276, 21342), (14228, 18414)]