79829820

素因数分解:

$2^2\times 3^3\times 5^1\times 7^3\times {\mathrm{431}}^1$

素因数の和:470

約数の個数: 192

約数和(自身を含む): 290304000

約数和(自身を除く): 210474180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 343, 378, 420, 431, 441, 490, 540, 588, 630, 686, 735, 756, 862, 882, 945, 980, 1029, 1260, 1293, 1323, 1372, 1470, 1715, 1724, 1764, 1890, 2058, 2155, 2205, 2586, 2646, 2940, 3017, 3087, 3430, 3780, 3879, 4116, 4310, 4410, 5145, 5172, 5292, 6034, 6174, 6465, 6615, 6860, 7758, 8620, 8820, 9051, 9261, 10290, 11637, 12068, 12348, 12930, 13230, 15085, 15435, 15516, 18102, 18522, 19395, 20580, 21119, 23274, 25860, 26460, 27153, 30170, 30870, 36204, 37044, 38790, 42238, 45255, 46305, 46548, 54306, 58185, 60340, 61740, 63357, 77580, 81459, 84476, 90510, 92610, 105595, 108612, 116370, 126714, 135765, 147833, 162918, 181020, 185220, 190071, 211190, 232740, 253428, 271530, 295666, 316785, 325836, 380142, 407295, 422380, 443499, 543060, 570213, 591332, 633570, 739165, 760284, 814590, 886998, 950355, 1140426, 1267140, 1330497, 1478330, 1629180, 1773996, 1900710, 2217495, 2280852, 2660994, 2851065, 2956660, 3801420, 3991491, 4434990, 5321988, 5702130, 6652485, 7982982, 8869980, 11404260, 13304970, 15965964, 19957455, 26609940, 39914910, 79829820]

約数ペア:

[(1, 79829820), (2, 39914910), (3, 26609940), (4, 19957455), (5, 15965964), (6, 13304970), (7, 11404260), (9, 8869980), (10, 7982982), (12, 6652485), (14, 5702130), (15, 5321988), (18, 4434990), (20, 3991491), (21, 3801420), (27, 2956660), (28, 2851065), (30, 2660994), (35, 2280852), (36, 2217495), (42, 1900710), (45, 1773996), (49, 1629180), (54, 1478330), (60, 1330497), (63, 1267140), (70, 1140426), (84, 950355), (90, 886998), (98, 814590), (105, 760284), (108, 739165), (126, 633570), (135, 591332), (140, 570213), (147, 543060), (180, 443499), (189, 422380), (196, 407295), (210, 380142), (245, 325836), (252, 316785), (270, 295666), (294, 271530), (315, 253428), (343, 232740), (378, 211190), (420, 190071), (431, 185220), (441, 181020), (490, 162918), (540, 147833), (588, 135765), (630, 126714), (686, 116370), (735, 108612), (756, 105595), (862, 92610), (882, 90510), (945, 84476), (980, 81459), (1029, 77580), (1260, 63357), (1293, 61740), (1323, 60340), (1372, 58185), (1470, 54306), (1715, 46548), (1724, 46305), (1764, 45255), (1890, 42238), (2058, 38790), (2155, 37044), (2205, 36204), (2586, 30870), (2646, 30170), (2940, 27153), (3017, 26460), (3087, 25860), (3430, 23274), (3780, 21119), (3879, 20580), (4116, 19395), (4310, 18522), (4410, 18102), (5145, 15516), (5172, 15435), (5292, 15085), (6034, 13230), (6174, 12930), (6465, 12348), (6615, 12068), (6860, 11637), (7758, 10290), (8620, 9261), (8820, 9051)]