788228880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{20149}}^1$

素因数の和:20328

約数の個数: 80

約数和(自身を含む): 2458622400

約数和(自身を除く): 1670393520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 163, 240, 326, 489, 652, 815, 978, 1304, 1630, 1956, 2445, 2608, 3260, 3912, 4890, 6520, 7824, 9780, 13040, 19560, 20149, 39120, 40298, 60447, 80596, 100745, 120894, 161192, 201490, 241788, 302235, 322384, 402980, 483576, 604470, 805960, 967152, 1208940, 1611920, 2417880, 3284287, 4835760, 6568574, 9852861, 13137148, 16421435, 19705722, 26274296, 32842870, 39411444, 49264305, 52548592, 65685740, 78822888, 98528610, 131371480, 157645776, 197057220, 262742960, 394114440, 788228880]

約数ペア:

[(1, 788228880), (2, 394114440), (3, 262742960), (4, 197057220), (5, 157645776), (6, 131371480), (8, 98528610), (10, 78822888), (12, 65685740), (15, 52548592), (16, 49264305), (20, 39411444), (24, 32842870), (30, 26274296), (40, 19705722), (48, 16421435), (60, 13137148), (80, 9852861), (120, 6568574), (163, 4835760), (240, 3284287), (326, 2417880), (489, 1611920), (652, 1208940), (815, 967152), (978, 805960), (1304, 604470), (1630, 483576), (1956, 402980), (2445, 322384), (2608, 302235), (3260, 241788), (3912, 201490), (4890, 161192), (6520, 120894), (7824, 100745), (9780, 80596), (13040, 60447), (19560, 40298), (20149, 39120)]