420755280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{3391}}^1$

素因数の和:3465

約数の個数: 160

約数和(自身を含む): 1453621248

約数和(自身を除く): 1032865968

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 47, 48, 55, 60, 66, 80, 88, 94, 110, 120, 132, 141, 165, 176, 188, 220, 235, 240, 264, 282, 330, 376, 440, 470, 517, 528, 564, 660, 705, 752, 880, 940, 1034, 1128, 1320, 1410, 1551, 1880, 2068, 2256, 2585, 2640, 2820, 3102, 3391, 3760, 4136, 5170, 5640, 6204, 6782, 7755, 8272, 10173, 10340, 11280, 12408, 13564, 15510, 16955, 20346, 20680, 24816, 27128, 31020, 33910, 37301, 40692, 41360, 50865, 54256, 62040, 67820, 74602, 81384, 101730, 111903, 124080, 135640, 149204, 159377, 162768, 186505, 203460, 223806, 271280, 298408, 318754, 373010, 406920, 447612, 478131, 559515, 596816, 637508, 746020, 796885, 813840, 895224, 956262, 1119030, 1275016, 1492040, 1593770, 1753147, 1790448, 1912524, 2238060, 2390655, 2550032, 2984080, 3187540, 3506294, 3825048, 4476120, 4781310, 5259441, 6375080, 7012588, 7650096, 8765735, 8952240, 9562620, 10518882, 12750160, 14025176, 17531470, 19125240, 21037764, 26297205, 28050352, 35062940, 38250480, 42075528, 52594410, 70125880, 84151056, 105188820, 140251760, 210377640, 420755280]

約数ペア:

[(1, 420755280), (2, 210377640), (3, 140251760), (4, 105188820), (5, 84151056), (6, 70125880), (8, 52594410), (10, 42075528), (11, 38250480), (12, 35062940), (15, 28050352), (16, 26297205), (20, 21037764), (22, 19125240), (24, 17531470), (30, 14025176), (33, 12750160), (40, 10518882), (44, 9562620), (47, 8952240), (48, 8765735), (55, 7650096), (60, 7012588), (66, 6375080), (80, 5259441), (88, 4781310), (94, 4476120), (110, 3825048), (120, 3506294), (132, 3187540), (141, 2984080), (165, 2550032), (176, 2390655), (188, 2238060), (220, 1912524), (235, 1790448), (240, 1753147), (264, 1593770), (282, 1492040), (330, 1275016), (376, 1119030), (440, 956262), (470, 895224), (517, 813840), (528, 796885), (564, 746020), (660, 637508), (705, 596816), (752, 559515), (880, 478131), (940, 447612), (1034, 406920), (1128, 373010), (1320, 318754), (1410, 298408), (1551, 271280), (1880, 223806), (2068, 203460), (2256, 186505), (2585, 162768), (2640, 159377), (2820, 149204), (3102, 135640), (3391, 124080), (3760, 111903), (4136, 101730), (5170, 81384), (5640, 74602), (6204, 67820), (6782, 62040), (7755, 54256), (8272, 50865), (10173, 41360), (10340, 40692), (11280, 37301), (12408, 33910), (13564, 31020), (15510, 27128), (16955, 24816), (20346, 20680)]