2085287580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{419}}^1\times {\mathrm{643}}^1$

素因数の和:1120

約数の個数: 144

約数和(自身を含む): 6498011520

約数和(自身を除く): 4412723940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 419, 430, 516, 643, 645, 774, 838, 860, 1257, 1286, 1290, 1548, 1676, 1929, 1935, 2095, 2514, 2572, 2580, 3215, 3771, 3858, 3870, 4190, 5028, 5787, 6285, 6430, 7542, 7716, 7740, 8380, 9645, 11574, 12570, 12860, 15084, 18017, 18855, 19290, 23148, 25140, 27649, 28935, 36034, 37710, 38580, 54051, 55298, 57870, 72068, 75420, 82947, 90085, 108102, 110596, 115740, 138245, 162153, 165894, 180170, 216204, 248841, 269417, 270255, 276490, 324306, 331788, 360340, 414735, 497682, 538834, 540510, 552980, 648612, 808251, 810765, 829470, 995364, 1077668, 1081020, 1244205, 1347085, 1616502, 1621530, 1658940, 2424753, 2488410, 2694170, 3233004, 3243060, 4041255, 4849506, 4976820, 5388340, 8082510, 9699012, 11584931, 12123765, 16165020, 23169862, 24247530, 34754793, 46339724, 48495060, 57924655, 69509586, 104264379, 115849310, 139019172, 173773965, 208528758, 231698620, 347547930, 417057516, 521321895, 695095860, 1042643790, 2085287580]

約数ペア:

[(1, 2085287580), (2, 1042643790), (3, 695095860), (4, 521321895), (5, 417057516), (6, 347547930), (9, 231698620), (10, 208528758), (12, 173773965), (15, 139019172), (18, 115849310), (20, 104264379), (30, 69509586), (36, 57924655), (43, 48495060), (45, 46339724), (60, 34754793), (86, 24247530), (90, 23169862), (129, 16165020), (172, 12123765), (180, 11584931), (215, 9699012), (258, 8082510), (387, 5388340), (419, 4976820), (430, 4849506), (516, 4041255), (643, 3243060), (645, 3233004), (774, 2694170), (838, 2488410), (860, 2424753), (1257, 1658940), (1286, 1621530), (1290, 1616502), (1548, 1347085), (1676, 1244205), (1929, 1081020), (1935, 1077668), (2095, 995364), (2514, 829470), (2572, 810765), (2580, 808251), (3215, 648612), (3771, 552980), (3858, 540510), (3870, 538834), (4190, 497682), (5028, 414735), (5787, 360340), (6285, 331788), (6430, 324306), (7542, 276490), (7716, 270255), (7740, 269417), (8380, 248841), (9645, 216204), (11574, 180170), (12570, 165894), (12860, 162153), (15084, 138245), (18017, 115740), (18855, 110596), (19290, 108102), (23148, 90085), (25140, 82947), (27649, 75420), (28935, 72068), (36034, 57870), (37710, 55298), (38580, 54051)]