26609940

素因数分解:

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

素因数の和:467

約数の個数: 144

約数和(自身を含む): 94348800

約数和(自身を除く): 67738860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 343, 420, 431, 441, 490, 588, 630, 686, 735, 862, 882, 980, 1029, 1260, 1293, 1372, 1470, 1715, 1724, 1764, 2058, 2155, 2205, 2586, 2940, 3017, 3087, 3430, 3879, 4116, 4310, 4410, 5145, 5172, 6034, 6174, 6465, 6860, 7758, 8620, 8820, 9051, 10290, 12068, 12348, 12930, 15085, 15435, 15516, 18102, 19395, 20580, 21119, 25860, 27153, 30170, 30870, 36204, 38790, 42238, 45255, 54306, 60340, 61740, 63357, 77580, 84476, 90510, 105595, 108612, 126714, 135765, 147833, 181020, 190071, 211190, 253428, 271530, 295666, 316785, 380142, 422380, 443499, 543060, 591332, 633570, 739165, 760284, 886998, 950355, 1267140, 1330497, 1478330, 1773996, 1900710, 2217495, 2660994, 2956660, 3801420, 4434990, 5321988, 6652485, 8869980, 13304970, 26609940]

約数ペア:

[(1, 26609940), (2, 13304970), (3, 8869980), (4, 6652485), (5, 5321988), (6, 4434990), (7, 3801420), (9, 2956660), (10, 2660994), (12, 2217495), (14, 1900710), (15, 1773996), (18, 1478330), (20, 1330497), (21, 1267140), (28, 950355), (30, 886998), (35, 760284), (36, 739165), (42, 633570), (45, 591332), (49, 543060), (60, 443499), (63, 422380), (70, 380142), (84, 316785), (90, 295666), (98, 271530), (105, 253428), (126, 211190), (140, 190071), (147, 181020), (180, 147833), (196, 135765), (210, 126714), (245, 108612), (252, 105595), (294, 90510), (315, 84476), (343, 77580), (420, 63357), (431, 61740), (441, 60340), (490, 54306), (588, 45255), (630, 42238), (686, 38790), (735, 36204), (862, 30870), (882, 30170), (980, 27153), (1029, 25860), (1260, 21119), (1293, 20580), (1372, 19395), (1470, 18102), (1715, 15516), (1724, 15435), (1764, 15085), (2058, 12930), (2155, 12348), (2205, 12068), (2586, 10290), (2940, 9051), (3017, 8820), (3087, 8620), (3430, 7758), (3879, 6860), (4116, 6465), (4310, 6174), (4410, 6034), (5145, 5172)]