18840360

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2039}}^1$

素因数の和:2071

約数の個数: 128

約数和(自身を含む): 70502400

約数和(自身を除く): 51662040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 210, 220, 231, 264, 280, 308, 330, 385, 420, 440, 462, 616, 660, 770, 840, 924, 1155, 1320, 1540, 1848, 2039, 2310, 3080, 4078, 4620, 6117, 8156, 9240, 10195, 12234, 14273, 16312, 20390, 22429, 24468, 28546, 30585, 40780, 42819, 44858, 48936, 57092, 61170, 67287, 71365, 81560, 85638, 89716, 112145, 114184, 122340, 134574, 142730, 157003, 171276, 179432, 214095, 224290, 244680, 269148, 285460, 314006, 336435, 342552, 428190, 448580, 471009, 538296, 570920, 628012, 672870, 785015, 856380, 897160, 942018, 1256024, 1345740, 1570030, 1712760, 1884036, 2355045, 2691480, 3140060, 3768072, 4710090, 6280120, 9420180, 18840360]

約数ペア:

[(1, 18840360), (2, 9420180), (3, 6280120), (4, 4710090), (5, 3768072), (6, 3140060), (7, 2691480), (8, 2355045), (10, 1884036), (11, 1712760), (12, 1570030), (14, 1345740), (15, 1256024), (20, 942018), (21, 897160), (22, 856380), (24, 785015), (28, 672870), (30, 628012), (33, 570920), (35, 538296), (40, 471009), (42, 448580), (44, 428190), (55, 342552), (56, 336435), (60, 314006), (66, 285460), (70, 269148), (77, 244680), (84, 224290), (88, 214095), (105, 179432), (110, 171276), (120, 157003), (132, 142730), (140, 134574), (154, 122340), (165, 114184), (168, 112145), (210, 89716), (220, 85638), (231, 81560), (264, 71365), (280, 67287), (308, 61170), (330, 57092), (385, 48936), (420, 44858), (440, 42819), (462, 40780), (616, 30585), (660, 28546), (770, 24468), (840, 22429), (924, 20390), (1155, 16312), (1320, 14273), (1540, 12234), (1848, 10195), (2039, 9240), (2310, 8156), (3080, 6117), (4078, 4620)]