20121754800

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{331}}^1\times {\mathrm{7237}}^1$

素因数の和:7596

約数の個数: 240

約数和(自身を含む): 73897548032

約数和(自身を除く): 53775793232

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 100, 105, 112, 120, 140, 150, 168, 175, 200, 210, 240, 280, 300, 331, 336, 350, 400, 420, 525, 560, 600, 662, 700, 840, 993, 1050, 1200, 1324, 1400, 1655, 1680, 1986, 2100, 2317, 2648, 2800, 3310, 3972, 4200, 4634, 4965, 5296, 6620, 6951, 7237, 7944, 8275, 8400, 9268, 9930, 11585, 13240, 13902, 14474, 15888, 16550, 18536, 19860, 21711, 23170, 24825, 26480, 27804, 28948, 33100, 34755, 36185, 37072, 39720, 43422, 46340, 49650, 50659, 55608, 57896, 57925, 66200, 69510, 72370, 79440, 86844, 92680, 99300, 101318, 108555, 111216, 115792, 115850, 132400, 139020, 144740, 151977, 173688, 173775, 180925, 185360, 198600, 202636, 217110, 231700, 253295, 278040, 289480, 303954, 347376, 347550, 361850, 397200, 405272, 434220, 463400, 506590, 542775, 556080, 578960, 607908, 695100, 723700, 759885, 810544, 868440, 926800, 1013180, 1085550, 1215816, 1266475, 1390200, 1447400, 1519770, 1736880, 2026360, 2171100, 2395447, 2431632, 2532950, 2780400, 2894800, 3039540, 3799425, 4052720, 4342200, 4790894, 5065900, 6079080, 7186341, 7598850, 8684400, 9581788, 10131800, 11977235, 12158160, 14372682, 15197700, 16768129, 19163576, 20263600, 23954470, 28745364, 30395400, 33536258, 35931705, 38327152, 47908940, 50304387, 57490728, 59886175, 60790800, 67072516, 71863410, 83840645, 95817880, 100608774, 114981456, 119772350, 134145032, 143726820, 167681290, 179658525, 191635760, 201217548, 239544700, 251521935, 268290064, 287453640, 335362580, 359317050, 402435096, 419203225, 479089400, 503043870, 574907280, 670725160, 718634100, 804870192, 838406450, 958178800, 1006087740, 1257609675, 1341450320, 1437268200, 1676812900, 2012175480, 2515219350, 2874536400, 3353625800, 4024350960, 5030438700, 6707251600, 10060877400, 20121754800]

約数ペア:

[(1, 20121754800), (2, 10060877400), (3, 6707251600), (4, 5030438700), (5, 4024350960), (6, 3353625800), (7, 2874536400), (8, 2515219350), (10, 2012175480), (12, 1676812900), (14, 1437268200), (15, 1341450320), (16, 1257609675), (20, 1006087740), (21, 958178800), (24, 838406450), (25, 804870192), (28, 718634100), (30, 670725160), (35, 574907280), (40, 503043870), (42, 479089400), (48, 419203225), (50, 402435096), (56, 359317050), (60, 335362580), (70, 287453640), (75, 268290064), (80, 251521935), (84, 239544700), (100, 201217548), (105, 191635760), (112, 179658525), (120, 167681290), (140, 143726820), (150, 134145032), (168, 119772350), (175, 114981456), (200, 100608774), (210, 95817880), (240, 83840645), (280, 71863410), (300, 67072516), (331, 60790800), (336, 59886175), (350, 57490728), (400, 50304387), (420, 47908940), (525, 38327152), (560, 35931705), (600, 33536258), (662, 30395400), (700, 28745364), (840, 23954470), (993, 20263600), (1050, 19163576), (1200, 16768129), (1324, 15197700), (1400, 14372682), (1655, 12158160), (1680, 11977235), (1986, 10131800), (2100, 9581788), (2317, 8684400), (2648, 7598850), (2800, 7186341), (3310, 6079080), (3972, 5065900), (4200, 4790894), (4634, 4342200), (4965, 4052720), (5296, 3799425), (6620, 3039540), (6951, 2894800), (7237, 2780400), (7944, 2532950), (8275, 2431632), (8400, 2395447), (9268, 2171100), (9930, 2026360), (11585, 1736880), (13240, 1519770), (13902, 1447400), (14474, 1390200), (15888, 1266475), (16550, 1215816), (18536, 1085550), (19860, 1013180), (21711, 926800), (23170, 868440), (24825, 810544), (26480, 759885), (27804, 723700), (28948, 695100), (33100, 607908), (34755, 578960), (36185, 556080), (37072, 542775), (39720, 506590), (43422, 463400), (46340, 434220), (49650, 405272), (50659, 397200), (55608, 361850), (57896, 347550), (57925, 347376), (66200, 303954), (69510, 289480), (72370, 278040), (79440, 253295), (86844, 231700), (92680, 217110), (99300, 202636), (101318, 198600), (108555, 185360), (111216, 180925), (115792, 173775), (115850, 173688), (132400, 151977), (139020, 144740)]