204479640

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1$

素因数の和:328

約数の個数: 192

約数和(自身を含む): 699098400

約数和(自身を除く): 494618760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 109, 120, 135, 162, 180, 193, 216, 218, 243, 270, 324, 327, 360, 386, 405, 436, 486, 540, 545, 579, 648, 654, 772, 810, 872, 965, 972, 981, 1080, 1090, 1158, 1215, 1308, 1544, 1620, 1635, 1737, 1930, 1944, 1962, 2180, 2316, 2430, 2616, 2895, 2943, 3240, 3270, 3474, 3860, 3924, 4360, 4632, 4860, 4905, 5211, 5790, 5886, 6540, 6948, 7720, 7848, 8685, 8829, 9720, 9810, 10422, 11580, 11772, 13080, 13896, 14715, 15633, 17370, 17658, 19620, 20844, 21037, 23160, 23544, 26055, 26487, 29430, 31266, 34740, 35316, 39240, 41688, 42074, 44145, 46899, 52110, 52974, 58860, 62532, 63111, 69480, 70632, 78165, 84148, 88290, 93798, 104220, 105185, 105948, 117720, 125064, 126222, 132435, 156330, 168296, 176580, 187596, 189333, 208440, 210370, 211896, 234495, 252444, 264870, 312660, 315555, 353160, 375192, 378666, 420740, 468990, 504888, 529740, 567999, 625320, 631110, 757332, 841480, 937980, 946665, 1059480, 1135998, 1262220, 1514664, 1703997, 1875960, 1893330, 2271996, 2524440, 2839995, 3407994, 3786660, 4543992, 5111991, 5679990, 6815988, 7573320, 8519985, 10223982, 11359980, 13631976, 17039970, 20447964, 22719960, 25559955, 34079940, 40895928, 51119910, 68159880, 102239820, 204479640]

約数ペア:

[(1, 204479640), (2, 102239820), (3, 68159880), (4, 51119910), (5, 40895928), (6, 34079940), (8, 25559955), (9, 22719960), (10, 20447964), (12, 17039970), (15, 13631976), (18, 11359980), (20, 10223982), (24, 8519985), (27, 7573320), (30, 6815988), (36, 5679990), (40, 5111991), (45, 4543992), (54, 3786660), (60, 3407994), (72, 2839995), (81, 2524440), (90, 2271996), (108, 1893330), (109, 1875960), (120, 1703997), (135, 1514664), (162, 1262220), (180, 1135998), (193, 1059480), (216, 946665), (218, 937980), (243, 841480), (270, 757332), (324, 631110), (327, 625320), (360, 567999), (386, 529740), (405, 504888), (436, 468990), (486, 420740), (540, 378666), (545, 375192), (579, 353160), (648, 315555), (654, 312660), (772, 264870), (810, 252444), (872, 234495), (965, 211896), (972, 210370), (981, 208440), (1080, 189333), (1090, 187596), (1158, 176580), (1215, 168296), (1308, 156330), (1544, 132435), (1620, 126222), (1635, 125064), (1737, 117720), (1930, 105948), (1944, 105185), (1962, 104220), (2180, 93798), (2316, 88290), (2430, 84148), (2616, 78165), (2895, 70632), (2943, 69480), (3240, 63111), (3270, 62532), (3474, 58860), (3860, 52974), (3924, 52110), (4360, 46899), (4632, 44145), (4860, 42074), (4905, 41688), (5211, 39240), (5790, 35316), (5886, 34740), (6540, 31266), (6948, 29430), (7720, 26487), (7848, 26055), (8685, 23544), (8829, 23160), (9720, 21037), (9810, 20844), (10422, 19620), (11580, 17658), (11772, 17370), (13080, 15633), (13896, 14715)]