38931120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{389}}^1$

素因数の和:547

約数の個数: 120

約数和(自身を含む): 132022800

約数和(自身を除く): 93091680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 139, 144, 180, 240, 278, 360, 389, 417, 556, 695, 720, 778, 834, 1112, 1167, 1251, 1390, 1556, 1668, 1945, 2085, 2224, 2334, 2502, 2780, 3112, 3336, 3501, 3890, 4170, 4668, 5004, 5560, 5835, 6224, 6255, 6672, 7002, 7780, 8340, 9336, 10008, 11120, 11670, 12510, 14004, 15560, 16680, 17505, 18672, 20016, 23340, 25020, 28008, 31120, 33360, 35010, 46680, 50040, 54071, 56016, 70020, 93360, 100080, 108142, 140040, 162213, 216284, 270355, 280080, 324426, 432568, 486639, 540710, 648852, 811065, 865136, 973278, 1081420, 1297704, 1622130, 1946556, 2162840, 2433195, 2595408, 3244260, 3893112, 4325680, 4866390, 6488520, 7786224, 9732780, 12977040, 19465560, 38931120]

約数ペア:

[(1, 38931120), (2, 19465560), (3, 12977040), (4, 9732780), (5, 7786224), (6, 6488520), (8, 4866390), (9, 4325680), (10, 3893112), (12, 3244260), (15, 2595408), (16, 2433195), (18, 2162840), (20, 1946556), (24, 1622130), (30, 1297704), (36, 1081420), (40, 973278), (45, 865136), (48, 811065), (60, 648852), (72, 540710), (80, 486639), (90, 432568), (120, 324426), (139, 280080), (144, 270355), (180, 216284), (240, 162213), (278, 140040), (360, 108142), (389, 100080), (417, 93360), (556, 70020), (695, 56016), (720, 54071), (778, 50040), (834, 46680), (1112, 35010), (1167, 33360), (1251, 31120), (1390, 28008), (1556, 25020), (1668, 23340), (1945, 20016), (2085, 18672), (2224, 17505), (2334, 16680), (2502, 15560), (2780, 14004), (3112, 12510), (3336, 11670), (3501, 11120), (3890, 10008), (4170, 9336), (4668, 8340), (5004, 7780), (5560, 7002), (5835, 6672), (6224, 6255)]