8990520

素因数分解:

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

素因数の和:178

約数の個数: 192

約数和(自身を含む): 34473600

約数和(自身を除く): 25483080

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, 49, 55, 56, 60, 66, 70, 77, 84, 88, 98, 105, 110, 120, 132, 139, 140, 147, 154, 165, 168, 196, 210, 220, 231, 245, 264, 278, 280, 294, 308, 330, 385, 392, 417, 420, 440, 462, 490, 539, 556, 588, 616, 660, 695, 735, 770, 834, 840, 924, 973, 980, 1078, 1112, 1155, 1176, 1320, 1390, 1470, 1529, 1540, 1617, 1668, 1848, 1946, 1960, 2085, 2156, 2310, 2695, 2780, 2919, 2940, 3058, 3080, 3234, 3336, 3892, 4170, 4312, 4587, 4620, 4865, 5390, 5560, 5838, 5880, 6116, 6468, 6811, 7645, 7784, 8085, 8340, 9174, 9240, 9730, 10703, 10780, 11676, 12232, 12936, 13622, 14595, 15290, 16170, 16680, 18348, 19460, 20433, 21406, 21560, 22935, 23352, 27244, 29190, 30580, 32109, 32340, 34055, 36696, 38920, 40866, 42812, 45870, 53515, 54488, 58380, 61160, 64218, 64680, 68110, 74921, 81732, 85624, 91740, 102165, 107030, 116760, 128436, 136220, 149842, 160545, 163464, 183480, 204330, 214060, 224763, 256872, 272440, 299684, 321090, 374605, 408660, 428120, 449526, 599368, 642180, 749210, 817320, 899052, 1123815, 1284360, 1498420, 1798104, 2247630, 2996840, 4495260, 8990520]

約数ペア:

[(1, 8990520), (2, 4495260), (3, 2996840), (4, 2247630), (5, 1798104), (6, 1498420), (7, 1284360), (8, 1123815), (10, 899052), (11, 817320), (12, 749210), (14, 642180), (15, 599368), (20, 449526), (21, 428120), (22, 408660), (24, 374605), (28, 321090), (30, 299684), (33, 272440), (35, 256872), (40, 224763), (42, 214060), (44, 204330), (49, 183480), (55, 163464), (56, 160545), (60, 149842), (66, 136220), (70, 128436), (77, 116760), (84, 107030), (88, 102165), (98, 91740), (105, 85624), (110, 81732), (120, 74921), (132, 68110), (139, 64680), (140, 64218), (147, 61160), (154, 58380), (165, 54488), (168, 53515), (196, 45870), (210, 42812), (220, 40866), (231, 38920), (245, 36696), (264, 34055), (278, 32340), (280, 32109), (294, 30580), (308, 29190), (330, 27244), (385, 23352), (392, 22935), (417, 21560), (420, 21406), (440, 20433), (462, 19460), (490, 18348), (539, 16680), (556, 16170), (588, 15290), (616, 14595), (660, 13622), (695, 12936), (735, 12232), (770, 11676), (834, 10780), (840, 10703), (924, 9730), (973, 9240), (980, 9174), (1078, 8340), (1112, 8085), (1155, 7784), (1176, 7645), (1320, 6811), (1390, 6468), (1470, 6116), (1529, 5880), (1540, 5838), (1617, 5560), (1668, 5390), (1848, 4865), (1946, 4620), (1960, 4587), (2085, 4312), (2156, 4170), (2310, 3892), (2695, 3336), (2780, 3234), (2919, 3080), (2940, 3058)]