720756894

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{349}}^1$

素因数の和:490

約数の個数: 128

約数和(自身を含む): 1778112000

約数和(自身を除く): 1057355106

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 29, 33, 39, 58, 66, 78, 83, 87, 143, 166, 174, 249, 286, 319, 349, 377, 429, 498, 638, 698, 754, 858, 913, 957, 1047, 1079, 1131, 1826, 1914, 2094, 2158, 2262, 2407, 2739, 3237, 3839, 4147, 4537, 4814, 5478, 6474, 7221, 7678, 8294, 9074, 10121, 11517, 11869, 12441, 13611, 14442, 20242, 23034, 23738, 24882, 26477, 27222, 28967, 30363, 31291, 35607, 49907, 52954, 57934, 60726, 62582, 71214, 79431, 86901, 93873, 99814, 111331, 131573, 149721, 158862, 173802, 187746, 222662, 263146, 299442, 318637, 333993, 344201, 376571, 394719, 637274, 667986, 688402, 753142, 789438, 840043, 955911, 1032603, 1129713, 1447303, 1680086, 1911822, 2065206, 2259426, 2520129, 2894606, 4142281, 4341909, 5040258, 8284562, 8683818, 9240473, 10920559, 12426843, 18480946, 21841118, 24853686, 27721419, 32761677, 55442838, 65523354, 120126149, 240252298, 360378447, 720756894]

約数ペア:

[(1, 720756894), (2, 360378447), (3, 240252298), (6, 120126149), (11, 65523354), (13, 55442838), (22, 32761677), (26, 27721419), (29, 24853686), (33, 21841118), (39, 18480946), (58, 12426843), (66, 10920559), (78, 9240473), (83, 8683818), (87, 8284562), (143, 5040258), (166, 4341909), (174, 4142281), (249, 2894606), (286, 2520129), (319, 2259426), (349, 2065206), (377, 1911822), (429, 1680086), (498, 1447303), (638, 1129713), (698, 1032603), (754, 955911), (858, 840043), (913, 789438), (957, 753142), (1047, 688402), (1079, 667986), (1131, 637274), (1826, 394719), (1914, 376571), (2094, 344201), (2158, 333993), (2262, 318637), (2407, 299442), (2739, 263146), (3237, 222662), (3839, 187746), (4147, 173802), (4537, 158862), (4814, 149721), (5478, 131573), (6474, 111331), (7221, 99814), (7678, 93873), (8294, 86901), (9074, 79431), (10121, 71214), (11517, 62582), (11869, 60726), (12441, 57934), (13611, 52954), (14442, 49907), (20242, 35607), (23034, 31291), (23738, 30363), (24882, 28967), (26477, 27222)]