21056701600

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1\times {\mathrm{227}}^1$

素因数の和:468

約数の個数: 288

約数和(自身を含む): 57452322816

約数和(自身を除く): 36395621216

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 80, 83, 88, 100, 110, 127, 160, 166, 176, 200, 220, 227, 254, 275, 332, 352, 400, 415, 440, 454, 508, 550, 635, 664, 800, 830, 880, 908, 913, 1016, 1100, 1135, 1270, 1328, 1397, 1660, 1760, 1816, 1826, 2032, 2075, 2200, 2270, 2497, 2540, 2656, 2794, 3175, 3320, 3632, 3652, 4064, 4150, 4400, 4540, 4565, 4994, 5080, 5588, 5675, 6350, 6640, 6985, 7264, 7304, 8300, 8800, 9080, 9130, 9988, 10160, 10541, 11176, 11350, 12485, 12700, 13280, 13970, 14608, 16600, 18160, 18260, 18841, 19976, 20320, 21082, 22352, 22700, 22825, 24970, 25400, 27940, 28829, 29216, 33200, 34925, 36320, 36520, 37682, 39952, 42164, 44704, 45400, 45650, 49940, 50800, 52705, 55880, 57658, 62425, 66400, 69850, 73040, 75364, 79904, 84328, 90800, 91300, 94205, 99880, 101600, 105410, 111760, 115316, 115951, 124850, 139700, 144145, 146080, 150728, 168656, 181600, 182600, 188410, 199760, 207251, 210820, 223520, 230632, 231902, 249700, 263525, 279400, 288290, 301456, 317119, 337312, 365200, 376820, 399520, 414502, 421640, 461264, 463804, 471025, 499400, 527050, 558800, 576580, 579755, 602912, 634238, 720725, 730400, 753640, 829004, 843280, 922528, 927608, 942050, 998800, 1036255, 1054100, 1117600, 1153160, 1159510, 1268476, 1441450, 1507280, 1585595, 1658008, 1686560, 1855216, 1884100, 1997600, 2072510, 2108200, 2306320, 2319020, 2392807, 2536952, 2882900, 2898775, 3014560, 3171190, 3316016, 3710432, 3768200, 4145020, 4216400, 4612640, 4638040, 4785614, 5073904, 5181275, 5765800, 5797550, 6342380, 6632032, 7536400, 7927975, 8290040, 8432800, 9276080, 9571228, 10147808, 10362550, 11531600, 11595100, 11964035, 12684760, 15072800, 15855950, 16580080, 18552160, 19142456, 20725100, 23063200, 23190200, 23928070, 25369520, 26320877, 31711900, 33160160, 38284912, 41450200, 46380400, 47856140, 50739040, 52641754, 59820175, 63423800, 76569824, 82900400, 92760800, 95712280, 105283508, 119640350, 126847600, 131604385, 165800800, 191424560, 210567016, 239280700, 253695200, 263208770, 382849120, 421134032, 478561400, 526417540, 658021925, 842268064, 957122800, 1052835080, 1316043850, 1914245600, 2105670160, 2632087700, 4211340320, 5264175400, 10528350800, 21056701600]

約数ペア:

[(1, 21056701600), (2, 10528350800), (4, 5264175400), (5, 4211340320), (8, 2632087700), (10, 2105670160), (11, 1914245600), (16, 1316043850), (20, 1052835080), (22, 957122800), (25, 842268064), (32, 658021925), (40, 526417540), (44, 478561400), (50, 421134032), (55, 382849120), (80, 263208770), (83, 253695200), (88, 239280700), (100, 210567016), (110, 191424560), (127, 165800800), (160, 131604385), (166, 126847600), (176, 119640350), (200, 105283508), (220, 95712280), (227, 92760800), (254, 82900400), (275, 76569824), (332, 63423800), (352, 59820175), (400, 52641754), (415, 50739040), (440, 47856140), (454, 46380400), (508, 41450200), (550, 38284912), (635, 33160160), (664, 31711900), (800, 26320877), (830, 25369520), (880, 23928070), (908, 23190200), (913, 23063200), (1016, 20725100), (1100, 19142456), (1135, 18552160), (1270, 16580080), (1328, 15855950), (1397, 15072800), (1660, 12684760), (1760, 11964035), (1816, 11595100), (1826, 11531600), (2032, 10362550), (2075, 10147808), (2200, 9571228), (2270, 9276080), (2497, 8432800), (2540, 8290040), (2656, 7927975), (2794, 7536400), (3175, 6632032), (3320, 6342380), (3632, 5797550), (3652, 5765800), (4064, 5181275), (4150, 5073904), (4400, 4785614), (4540, 4638040), (4565, 4612640), (4994, 4216400), (5080, 4145020), (5588, 3768200), (5675, 3710432), (6350, 3316016), (6640, 3171190), (6985, 3014560), (7264, 2898775), (7304, 2882900), (8300, 2536952), (8800, 2392807), (9080, 2319020), (9130, 2306320), (9988, 2108200), (10160, 2072510), (10541, 1997600), (11176, 1884100), (11350, 1855216), (12485, 1686560), (12700, 1658008), (13280, 1585595), (13970, 1507280), (14608, 1441450), (16600, 1268476), (18160, 1159510), (18260, 1153160), (18841, 1117600), (19976, 1054100), (20320, 1036255), (21082, 998800), (22352, 942050), (22700, 927608), (22825, 922528), (24970, 843280), (25400, 829004), (27940, 753640), (28829, 730400), (29216, 720725), (33200, 634238), (34925, 602912), (36320, 579755), (36520, 576580), (37682, 558800), (39952, 527050), (42164, 499400), (44704, 471025), (45400, 463804), (45650, 461264), (49940, 421640), (50800, 414502), (52705, 399520), (55880, 376820), (57658, 365200), (62425, 337312), (66400, 317119), (69850, 301456), (73040, 288290), (75364, 279400), (79904, 263525), (84328, 249700), (90800, 231902), (91300, 230632), (94205, 223520), (99880, 210820), (101600, 207251), (105410, 199760), (111760, 188410), (115316, 182600), (115951, 181600), (124850, 168656), (139700, 150728), (144145, 146080)]