20129580780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{2213}}^1$

素因数の和:2424

約数の個数: 192

約数和(自身を含む): 60702566400

約数和(自身を除く): 40572985620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 79, 95, 101, 114, 158, 190, 202, 228, 237, 285, 303, 316, 380, 395, 404, 474, 505, 570, 606, 790, 948, 1010, 1140, 1185, 1212, 1501, 1515, 1580, 1919, 2020, 2213, 2370, 3002, 3030, 3838, 4426, 4503, 4740, 5757, 6004, 6060, 6639, 7505, 7676, 7979, 8852, 9006, 9595, 11065, 11514, 13278, 15010, 15958, 18012, 19190, 22130, 22515, 23028, 23937, 26556, 28785, 30020, 31916, 33195, 38380, 39895, 42047, 44260, 45030, 47874, 57570, 66390, 79790, 84094, 90060, 95748, 115140, 119685, 126141, 132780, 151601, 159580, 168188, 174827, 210235, 223513, 239370, 252282, 303202, 349654, 420470, 447026, 454803, 478740, 504564, 524481, 606404, 630705, 670539, 699308, 758005, 840940, 874135, 894052, 909606, 1048962, 1117565, 1261410, 1341078, 1516010, 1748270, 1819212, 2097924, 2235130, 2274015, 2522820, 2622405, 2682156, 3032020, 3321713, 3352695, 3496540, 4246747, 4470260, 4548030, 5244810, 6643426, 6705390, 8493494, 9096060, 9965139, 10489620, 12740241, 13286852, 13410780, 16608565, 16986988, 17657527, 19930278, 21233735, 25480482, 33217130, 35315054, 39860556, 42467470, 49825695, 50960964, 52972581, 63701205, 66434260, 70630108, 84934940, 88287635, 99651390, 105945162, 127402410, 176575270, 199302780, 211890324, 254804820, 264862905, 335493013, 353150540, 529725810, 670986026, 1006479039, 1059451620, 1341972052, 1677465065, 2012958078, 3354930130, 4025916156, 5032395195, 6709860260, 10064790390, 20129580780]

約数ペア:

[(1, 20129580780), (2, 10064790390), (3, 6709860260), (4, 5032395195), (5, 4025916156), (6, 3354930130), (10, 2012958078), (12, 1677465065), (15, 1341972052), (19, 1059451620), (20, 1006479039), (30, 670986026), (38, 529725810), (57, 353150540), (60, 335493013), (76, 264862905), (79, 254804820), (95, 211890324), (101, 199302780), (114, 176575270), (158, 127402410), (190, 105945162), (202, 99651390), (228, 88287635), (237, 84934940), (285, 70630108), (303, 66434260), (316, 63701205), (380, 52972581), (395, 50960964), (404, 49825695), (474, 42467470), (505, 39860556), (570, 35315054), (606, 33217130), (790, 25480482), (948, 21233735), (1010, 19930278), (1140, 17657527), (1185, 16986988), (1212, 16608565), (1501, 13410780), (1515, 13286852), (1580, 12740241), (1919, 10489620), (2020, 9965139), (2213, 9096060), (2370, 8493494), (3002, 6705390), (3030, 6643426), (3838, 5244810), (4426, 4548030), (4503, 4470260), (4740, 4246747), (5757, 3496540), (6004, 3352695), (6060, 3321713), (6639, 3032020), (7505, 2682156), (7676, 2622405), (7979, 2522820), (8852, 2274015), (9006, 2235130), (9595, 2097924), (11065, 1819212), (11514, 1748270), (13278, 1516010), (15010, 1341078), (15958, 1261410), (18012, 1117565), (19190, 1048962), (22130, 909606), (22515, 894052), (23028, 874135), (23937, 840940), (26556, 758005), (28785, 699308), (30020, 670539), (31916, 630705), (33195, 606404), (38380, 524481), (39895, 504564), (42047, 478740), (44260, 454803), (45030, 447026), (47874, 420470), (57570, 349654), (66390, 303202), (79790, 252282), (84094, 239370), (90060, 223513), (95748, 210235), (115140, 174827), (119685, 168188), (126141, 159580), (132780, 151601)]