15748740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{431}}^1$

素因数の和:482

約数の個数: 144

約数和(自身を含む): 56609280

約数和(自身を除く): 40860540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 29, 30, 35, 36, 42, 45, 58, 60, 63, 70, 84, 87, 90, 105, 116, 126, 140, 145, 174, 180, 203, 210, 252, 261, 290, 315, 348, 406, 420, 431, 435, 522, 580, 609, 630, 812, 862, 870, 1015, 1044, 1218, 1260, 1293, 1305, 1724, 1740, 1827, 2030, 2155, 2436, 2586, 2610, 3017, 3045, 3654, 3879, 4060, 4310, 5172, 5220, 6034, 6090, 6465, 7308, 7758, 8620, 9051, 9135, 12068, 12180, 12499, 12930, 15085, 15516, 18102, 18270, 19395, 24998, 25860, 27153, 30170, 36204, 36540, 37497, 38790, 45255, 49996, 54306, 60340, 62495, 74994, 77580, 87493, 90510, 108612, 112491, 124990, 135765, 149988, 174986, 181020, 187485, 224982, 249980, 262479, 271530, 349972, 374970, 437465, 449964, 524958, 543060, 562455, 749940, 787437, 874930, 1049916, 1124910, 1312395, 1574874, 1749860, 2249820, 2624790, 3149748, 3937185, 5249580, 7874370, 15748740]

約数ペア:

[(1, 15748740), (2, 7874370), (3, 5249580), (4, 3937185), (5, 3149748), (6, 2624790), (7, 2249820), (9, 1749860), (10, 1574874), (12, 1312395), (14, 1124910), (15, 1049916), (18, 874930), (20, 787437), (21, 749940), (28, 562455), (29, 543060), (30, 524958), (35, 449964), (36, 437465), (42, 374970), (45, 349972), (58, 271530), (60, 262479), (63, 249980), (70, 224982), (84, 187485), (87, 181020), (90, 174986), (105, 149988), (116, 135765), (126, 124990), (140, 112491), (145, 108612), (174, 90510), (180, 87493), (203, 77580), (210, 74994), (252, 62495), (261, 60340), (290, 54306), (315, 49996), (348, 45255), (406, 38790), (420, 37497), (431, 36540), (435, 36204), (522, 30170), (580, 27153), (609, 25860), (630, 24998), (812, 19395), (862, 18270), (870, 18102), (1015, 15516), (1044, 15085), (1218, 12930), (1260, 12499), (1293, 12180), (1305, 12068), (1724, 9135), (1740, 9051), (1827, 8620), (2030, 7758), (2155, 7308), (2436, 6465), (2586, 6090), (2610, 6034), (3017, 5220), (3045, 5172), (3654, 4310), (3879, 4060)]