260135865

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{313}}^1$

素因数の和:431

約数の個数: 96

約数和(自身を含む): 521973504

約数和(自身を除く): 261837639

約数列:

[1, 3, 5, 9, 11, 15, 23, 33, 45, 55, 69, 73, 99, 115, 165, 207, 219, 253, 313, 345, 365, 495, 657, 759, 803, 939, 1035, 1095, 1265, 1565, 1679, 2277, 2409, 2817, 3285, 3443, 3795, 4015, 4695, 5037, 7199, 7227, 8395, 10329, 11385, 12045, 14085, 15111, 17215, 18469, 21597, 22849, 25185, 30987, 35995, 36135, 51645, 55407, 64791, 68547, 75555, 79189, 92345, 107985, 114245, 154935, 166221, 205641, 237567, 251339, 277035, 323955, 342735, 395945, 525527, 712701, 754017, 831105, 1028205, 1187835, 1256695, 1576581, 2262051, 2627635, 3563505, 3770085, 4729743, 5780797, 7882905, 11310255, 17342391, 23648715, 28903985, 52027173, 86711955, 260135865]

約数ペア:

[(1, 260135865), (3, 86711955), (5, 52027173), (9, 28903985), (11, 23648715), (15, 17342391), (23, 11310255), (33, 7882905), (45, 5780797), (55, 4729743), (69, 3770085), (73, 3563505), (99, 2627635), (115, 2262051), (165, 1576581), (207, 1256695), (219, 1187835), (253, 1028205), (313, 831105), (345, 754017), (365, 712701), (495, 525527), (657, 395945), (759, 342735), (803, 323955), (939, 277035), (1035, 251339), (1095, 237567), (1265, 205641), (1565, 166221), (1679, 154935), (2277, 114245), (2409, 107985), (2817, 92345), (3285, 79189), (3443, 75555), (3795, 68547), (4015, 64791), (4695, 55407), (5037, 51645), (7199, 36135), (7227, 35995), (8395, 30987), (10329, 25185), (11385, 22849), (12045, 21597), (14085, 18469), (15111, 17215)]