221220120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{5779}}^1$

素因数の和:5833

約数の個数: 128

約数和(自身を含む): 749088000

約数和(自身を除く): 527867880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 29, 30, 33, 40, 44, 55, 58, 60, 66, 87, 88, 110, 116, 120, 132, 145, 165, 174, 220, 232, 264, 290, 319, 330, 348, 435, 440, 580, 638, 660, 696, 870, 957, 1160, 1276, 1320, 1595, 1740, 1914, 2552, 3190, 3480, 3828, 4785, 5779, 6380, 7656, 9570, 11558, 12760, 17337, 19140, 23116, 28895, 34674, 38280, 46232, 57790, 63569, 69348, 86685, 115580, 127138, 138696, 167591, 173370, 190707, 231160, 254276, 317845, 335182, 346740, 381414, 502773, 508552, 635690, 670364, 693480, 762828, 837955, 953535, 1005546, 1271380, 1340728, 1525656, 1675910, 1843501, 1907070, 2011092, 2513865, 2542760, 3351820, 3687002, 3814140, 4022184, 5027730, 5530503, 6703640, 7374004, 7628280, 9217505, 10055460, 11061006, 14748008, 18435010, 20110920, 22122012, 27652515, 36870020, 44244024, 55305030, 73740040, 110610060, 221220120]

約数ペア:

[(1, 221220120), (2, 110610060), (3, 73740040), (4, 55305030), (5, 44244024), (6, 36870020), (8, 27652515), (10, 22122012), (11, 20110920), (12, 18435010), (15, 14748008), (20, 11061006), (22, 10055460), (24, 9217505), (29, 7628280), (30, 7374004), (33, 6703640), (40, 5530503), (44, 5027730), (55, 4022184), (58, 3814140), (60, 3687002), (66, 3351820), (87, 2542760), (88, 2513865), (110, 2011092), (116, 1907070), (120, 1843501), (132, 1675910), (145, 1525656), (165, 1340728), (174, 1271380), (220, 1005546), (232, 953535), (264, 837955), (290, 762828), (319, 693480), (330, 670364), (348, 635690), (435, 508552), (440, 502773), (580, 381414), (638, 346740), (660, 335182), (696, 317845), (870, 254276), (957, 231160), (1160, 190707), (1276, 173370), (1320, 167591), (1595, 138696), (1740, 127138), (1914, 115580), (2552, 86685), (3190, 69348), (3480, 63569), (3828, 57790), (4785, 46232), (5779, 38280), (6380, 34674), (7656, 28895), (9570, 23116), (11558, 19140), (12760, 17337)]