2053677720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1\times {\mathrm{797}}^1$

素因数の和:1117

約数の個数: 128

約数和(自身を含む): 6256958400

約数和(自身を除く): 4203280680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 109, 120, 197, 218, 327, 394, 436, 545, 591, 654, 788, 797, 872, 985, 1090, 1182, 1308, 1576, 1594, 1635, 1970, 2180, 2364, 2391, 2616, 2955, 3188, 3270, 3940, 3985, 4360, 4728, 4782, 5910, 6376, 6540, 7880, 7970, 9564, 11820, 11955, 13080, 15940, 19128, 21473, 23640, 23910, 31880, 42946, 47820, 64419, 85892, 86873, 95640, 107365, 128838, 157009, 171784, 173746, 214730, 257676, 260619, 314018, 322095, 347492, 429460, 434365, 471027, 515352, 521238, 628036, 644190, 694984, 785045, 858920, 868730, 942054, 1042476, 1256072, 1288380, 1303095, 1570090, 1737460, 1884108, 2084952, 2355135, 2576760, 2606190, 3140180, 3474920, 3768216, 4710270, 5212380, 6280360, 9420540, 10424760, 17113981, 18841080, 34227962, 51341943, 68455924, 85569905, 102683886, 136911848, 171139810, 205367772, 256709715, 342279620, 410735544, 513419430, 684559240, 1026838860, 2053677720]

約数ペア:

[(1, 2053677720), (2, 1026838860), (3, 684559240), (4, 513419430), (5, 410735544), (6, 342279620), (8, 256709715), (10, 205367772), (12, 171139810), (15, 136911848), (20, 102683886), (24, 85569905), (30, 68455924), (40, 51341943), (60, 34227962), (109, 18841080), (120, 17113981), (197, 10424760), (218, 9420540), (327, 6280360), (394, 5212380), (436, 4710270), (545, 3768216), (591, 3474920), (654, 3140180), (788, 2606190), (797, 2576760), (872, 2355135), (985, 2084952), (1090, 1884108), (1182, 1737460), (1308, 1570090), (1576, 1303095), (1594, 1288380), (1635, 1256072), (1970, 1042476), (2180, 942054), (2364, 868730), (2391, 858920), (2616, 785045), (2955, 694984), (3188, 644190), (3270, 628036), (3940, 521238), (3985, 515352), (4360, 471027), (4728, 434365), (4782, 429460), (5910, 347492), (6376, 322095), (6540, 314018), (7880, 260619), (7970, 257676), (9564, 214730), (11820, 173746), (11955, 171784), (13080, 157009), (15940, 128838), (19128, 107365), (21473, 95640), (23640, 86873), (23910, 85892), (31880, 64419), (42946, 47820)]