81279108

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{2251}}^1$

素因数の和:2337

約数の個数: 72

約数和(自身を含む): 221326560

約数和(自身を除く): 140047452

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 59, 68, 102, 118, 153, 177, 204, 236, 306, 354, 531, 612, 708, 1003, 1062, 2006, 2124, 2251, 3009, 4012, 4502, 6018, 6753, 9004, 9027, 12036, 13506, 18054, 20259, 27012, 36108, 38267, 40518, 76534, 81036, 114801, 132809, 153068, 229602, 265618, 344403, 398427, 459204, 531236, 688806, 796854, 1195281, 1377612, 1593708, 2257753, 2390562, 4515506, 4781124, 6773259, 9031012, 13546518, 20319777, 27093036, 40639554, 81279108]

約数ペア:

[(1, 81279108), (2, 40639554), (3, 27093036), (4, 20319777), (6, 13546518), (9, 9031012), (12, 6773259), (17, 4781124), (18, 4515506), (34, 2390562), (36, 2257753), (51, 1593708), (59, 1377612), (68, 1195281), (102, 796854), (118, 688806), (153, 531236), (177, 459204), (204, 398427), (236, 344403), (306, 265618), (354, 229602), (531, 153068), (612, 132809), (708, 114801), (1003, 81036), (1062, 76534), (2006, 40518), (2124, 38267), (2251, 36108), (3009, 27012), (4012, 20259), (4502, 18054), (6018, 13506), (6753, 12036), (9004, 9027)]