334481420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{211}}^1$

素因数の和:320

約数の個数: 144

約数和(自身を含む): 886411008

約数和(自身を除く): 551929588

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 67, 70, 91, 130, 134, 140, 169, 182, 211, 260, 268, 335, 338, 364, 422, 455, 469, 670, 676, 844, 845, 871, 910, 938, 1055, 1183, 1340, 1477, 1690, 1742, 1820, 1876, 2110, 2345, 2366, 2743, 2954, 3380, 3484, 4220, 4355, 4690, 4732, 5486, 5908, 5915, 6097, 7385, 8710, 9380, 10972, 11323, 11830, 12194, 13715, 14137, 14770, 17420, 19201, 22646, 23660, 24388, 27430, 28274, 29540, 30485, 35659, 38402, 45292, 54860, 56548, 56615, 60970, 70685, 71318, 76804, 79261, 96005, 98959, 113230, 121940, 141370, 142636, 158522, 178295, 183781, 192010, 197918, 226460, 249613, 282740, 317044, 356590, 367562, 384020, 395836, 396305, 494795, 499226, 713180, 735124, 792610, 918905, 989590, 998452, 1248065, 1286467, 1585220, 1837810, 1979180, 2389153, 2496130, 2572934, 3675620, 4778306, 4992260, 5145868, 6432335, 9556612, 11945765, 12864670, 16724071, 23891530, 25729340, 33448142, 47783060, 66896284, 83620355, 167240710, 334481420]

約数ペア:

[(1, 334481420), (2, 167240710), (4, 83620355), (5, 66896284), (7, 47783060), (10, 33448142), (13, 25729340), (14, 23891530), (20, 16724071), (26, 12864670), (28, 11945765), (35, 9556612), (52, 6432335), (65, 5145868), (67, 4992260), (70, 4778306), (91, 3675620), (130, 2572934), (134, 2496130), (140, 2389153), (169, 1979180), (182, 1837810), (211, 1585220), (260, 1286467), (268, 1248065), (335, 998452), (338, 989590), (364, 918905), (422, 792610), (455, 735124), (469, 713180), (670, 499226), (676, 494795), (844, 396305), (845, 395836), (871, 384020), (910, 367562), (938, 356590), (1055, 317044), (1183, 282740), (1340, 249613), (1477, 226460), (1690, 197918), (1742, 192010), (1820, 183781), (1876, 178295), (2110, 158522), (2345, 142636), (2366, 141370), (2743, 121940), (2954, 113230), (3380, 98959), (3484, 96005), (4220, 79261), (4355, 76804), (4690, 71318), (4732, 70685), (5486, 60970), (5908, 56615), (5915, 56548), (6097, 54860), (7385, 45292), (8710, 38402), (9380, 35659), (10972, 30485), (11323, 29540), (11830, 28274), (12194, 27430), (13715, 24388), (14137, 23660), (14770, 22646), (17420, 19201)]