1284360

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1$

素因数の和:171

約数の個数: 128

約数和(自身を含む): 4838400

約数和(自身を除く): 3554040

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, 139, 140, 154, 165, 168, 210, 220, 231, 264, 278, 280, 308, 330, 385, 417, 420, 440, 462, 556, 616, 660, 695, 770, 834, 840, 924, 973, 1112, 1155, 1320, 1390, 1529, 1540, 1668, 1848, 1946, 2085, 2310, 2780, 2919, 3058, 3080, 3336, 3892, 4170, 4587, 4620, 4865, 5560, 5838, 6116, 7645, 7784, 8340, 9174, 9240, 9730, 10703, 11676, 12232, 14595, 15290, 16680, 18348, 19460, 21406, 22935, 23352, 29190, 30580, 32109, 36696, 38920, 42812, 45870, 53515, 58380, 61160, 64218, 85624, 91740, 107030, 116760, 128436, 160545, 183480, 214060, 256872, 321090, 428120, 642180, 1284360]

約数ペア:

[(1, 1284360), (2, 642180), (3, 428120), (4, 321090), (5, 256872), (6, 214060), (7, 183480), (8, 160545), (10, 128436), (11, 116760), (12, 107030), (14, 91740), (15, 85624), (20, 64218), (21, 61160), (22, 58380), (24, 53515), (28, 45870), (30, 42812), (33, 38920), (35, 36696), (40, 32109), (42, 30580), (44, 29190), (55, 23352), (56, 22935), (60, 21406), (66, 19460), (70, 18348), (77, 16680), (84, 15290), (88, 14595), (105, 12232), (110, 11676), (120, 10703), (132, 9730), (139, 9240), (140, 9174), (154, 8340), (165, 7784), (168, 7645), (210, 6116), (220, 5838), (231, 5560), (264, 4865), (278, 4620), (280, 4587), (308, 4170), (330, 3892), (385, 3336), (417, 3080), (420, 3058), (440, 2919), (462, 2780), (556, 2310), (616, 2085), (660, 1946), (695, 1848), (770, 1668), (834, 1540), (840, 1529), (924, 1390), (973, 1320), (1112, 1155)]