275512440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{761}}^1$

素因数の和:1213

約数の個数: 128

約数和(自身を含む): 948049920

約数和(自身を除く): 672537480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 431, 761, 840, 862, 1293, 1522, 1724, 2155, 2283, 2586, 3017, 3044, 3448, 3805, 4310, 4566, 5172, 5327, 6034, 6088, 6465, 7610, 8620, 9051, 9132, 10344, 10654, 11415, 12068, 12930, 15085, 15220, 15981, 17240, 18102, 18264, 21308, 22830, 24136, 25860, 26635, 30170, 30440, 31962, 36204, 42616, 45255, 45660, 51720, 53270, 60340, 63924, 72408, 79905, 90510, 91320, 106540, 120680, 127848, 159810, 181020, 213080, 319620, 327991, 362040, 639240, 655982, 983973, 1311964, 1639955, 1967946, 2295937, 2623928, 3279910, 3935892, 4591874, 4919865, 6559820, 6887811, 7871784, 9183748, 9839730, 11479685, 13119640, 13775622, 18367496, 19679460, 22959370, 27551244, 34439055, 39358920, 45918740, 55102488, 68878110, 91837480, 137756220, 275512440]

約数ペア:

[(1, 275512440), (2, 137756220), (3, 91837480), (4, 68878110), (5, 55102488), (6, 45918740), (7, 39358920), (8, 34439055), (10, 27551244), (12, 22959370), (14, 19679460), (15, 18367496), (20, 13775622), (21, 13119640), (24, 11479685), (28, 9839730), (30, 9183748), (35, 7871784), (40, 6887811), (42, 6559820), (56, 4919865), (60, 4591874), (70, 3935892), (84, 3279910), (105, 2623928), (120, 2295937), (140, 1967946), (168, 1639955), (210, 1311964), (280, 983973), (420, 655982), (431, 639240), (761, 362040), (840, 327991), (862, 319620), (1293, 213080), (1522, 181020), (1724, 159810), (2155, 127848), (2283, 120680), (2586, 106540), (3017, 91320), (3044, 90510), (3448, 79905), (3805, 72408), (4310, 63924), (4566, 60340), (5172, 53270), (5327, 51720), (6034, 45660), (6088, 45255), (6465, 42616), (7610, 36204), (8620, 31962), (9051, 30440), (9132, 30170), (10344, 26635), (10654, 25860), (11415, 24136), (12068, 22830), (12930, 21308), (15085, 18264), (15220, 18102), (15981, 17240)]