20320828440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{669329}}^1$

素因数の和:669377

約数の個数: 128

約数和(自身を含む): 69396134400

約数和(自身を除く): 49075305960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 23, 24, 30, 33, 40, 44, 46, 55, 60, 66, 69, 88, 92, 110, 115, 120, 132, 138, 165, 184, 220, 230, 253, 264, 276, 330, 345, 440, 460, 506, 552, 660, 690, 759, 920, 1012, 1265, 1320, 1380, 1518, 2024, 2530, 2760, 3036, 3795, 5060, 6072, 7590, 10120, 15180, 30360, 669329, 1338658, 2007987, 2677316, 3346645, 4015974, 5354632, 6693290, 7362619, 8031948, 10039935, 13386580, 14725238, 15394567, 16063896, 20079870, 22087857, 26773160, 29450476, 30789134, 36813095, 40159740, 44175714, 46183701, 58900952, 61578268, 73626190, 76972835, 80319480, 88351428, 92367402, 110439285, 123156536, 147252380, 153945670, 169340237, 176702856, 184734804, 220878570, 230918505, 294504760, 307891340, 338680474, 369469608, 441757140, 461837010, 508020711, 615782680, 677360948, 846701185, 883514280, 923674020, 1016041422, 1354721896, 1693402370, 1847348040, 2032082844, 2540103555, 3386804740, 4064165688, 5080207110, 6773609480, 10160414220, 20320828440]

約数ペア:

[(1, 20320828440), (2, 10160414220), (3, 6773609480), (4, 5080207110), (5, 4064165688), (6, 3386804740), (8, 2540103555), (10, 2032082844), (11, 1847348040), (12, 1693402370), (15, 1354721896), (20, 1016041422), (22, 923674020), (23, 883514280), (24, 846701185), (30, 677360948), (33, 615782680), (40, 508020711), (44, 461837010), (46, 441757140), (55, 369469608), (60, 338680474), (66, 307891340), (69, 294504760), (88, 230918505), (92, 220878570), (110, 184734804), (115, 176702856), (120, 169340237), (132, 153945670), (138, 147252380), (165, 123156536), (184, 110439285), (220, 92367402), (230, 88351428), (253, 80319480), (264, 76972835), (276, 73626190), (330, 61578268), (345, 58900952), (440, 46183701), (460, 44175714), (506, 40159740), (552, 36813095), (660, 30789134), (690, 29450476), (759, 26773160), (920, 22087857), (1012, 20079870), (1265, 16063896), (1320, 15394567), (1380, 14725238), (1518, 13386580), (2024, 10039935), (2530, 8031948), (2760, 7362619), (3036, 6693290), (3795, 5354632), (5060, 4015974), (6072, 3346645), (7590, 2677316), (10120, 2007987), (15180, 1338658), (30360, 669329)]