21901610080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^3\times {\mathrm{2851}}^1$

素因数の和:2930

約数の個数: 192

約数和(自身を含む): 62441003520

約数和(自身を除く): 40539393440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 361, 380, 532, 560, 608, 665, 722, 760, 1064, 1120, 1330, 1444, 1520, 1805, 2128, 2527, 2660, 2851, 2888, 3040, 3610, 4256, 5054, 5320, 5702, 5776, 6859, 7220, 10108, 10640, 11404, 11552, 12635, 13718, 14255, 14440, 19957, 20216, 21280, 22808, 25270, 27436, 28510, 28880, 34295, 39914, 40432, 45616, 48013, 50540, 54169, 54872, 57020, 57760, 68590, 79828, 80864, 91232, 96026, 99785, 101080, 108338, 109744, 114040, 137180, 159656, 192052, 199570, 202160, 216676, 219488, 228080, 240065, 270845, 274360, 319312, 379183, 384104, 399140, 404320, 433352, 456160, 480130, 541690, 548720, 638624, 758366, 768208, 798280, 866704, 960260, 1029211, 1083380, 1097440, 1516732, 1536416, 1596560, 1733408, 1895915, 1920520, 2058422, 2166760, 3033464, 3193120, 3791830, 3841040, 4116844, 4333520, 5146055, 6066928, 7204477, 7583660, 7682080, 8233688, 8667040, 10292110, 12133856, 14408954, 15167320, 16467376, 19555009, 20584220, 28817908, 30334640, 32934752, 36022385, 39110018, 41168440, 57635816, 60669280, 72044770, 78220036, 82336880, 97775045, 115271632, 136885063, 144089540, 156440072, 164673760, 195550090, 230543264, 273770126, 288179080, 312880144, 391100180, 547540252, 576358160, 625760288, 684425315, 782200360, 1095080504, 1152716320, 1368850630, 1564400720, 2190161008, 2737701260, 3128801440, 4380322016, 5475402520, 10950805040, 21901610080]

約数ペア:

[(1, 21901610080), (2, 10950805040), (4, 5475402520), (5, 4380322016), (7, 3128801440), (8, 2737701260), (10, 2190161008), (14, 1564400720), (16, 1368850630), (19, 1152716320), (20, 1095080504), (28, 782200360), (32, 684425315), (35, 625760288), (38, 576358160), (40, 547540252), (56, 391100180), (70, 312880144), (76, 288179080), (80, 273770126), (95, 230543264), (112, 195550090), (133, 164673760), (140, 156440072), (152, 144089540), (160, 136885063), (190, 115271632), (224, 97775045), (266, 82336880), (280, 78220036), (304, 72044770), (361, 60669280), (380, 57635816), (532, 41168440), (560, 39110018), (608, 36022385), (665, 32934752), (722, 30334640), (760, 28817908), (1064, 20584220), (1120, 19555009), (1330, 16467376), (1444, 15167320), (1520, 14408954), (1805, 12133856), (2128, 10292110), (2527, 8667040), (2660, 8233688), (2851, 7682080), (2888, 7583660), (3040, 7204477), (3610, 6066928), (4256, 5146055), (5054, 4333520), (5320, 4116844), (5702, 3841040), (5776, 3791830), (6859, 3193120), (7220, 3033464), (10108, 2166760), (10640, 2058422), (11404, 1920520), (11552, 1895915), (12635, 1733408), (13718, 1596560), (14255, 1536416), (14440, 1516732), (19957, 1097440), (20216, 1083380), (21280, 1029211), (22808, 960260), (25270, 866704), (27436, 798280), (28510, 768208), (28880, 758366), (34295, 638624), (39914, 548720), (40432, 541690), (45616, 480130), (48013, 456160), (50540, 433352), (54169, 404320), (54872, 399140), (57020, 384104), (57760, 379183), (68590, 319312), (79828, 274360), (80864, 270845), (91232, 240065), (96026, 228080), (99785, 219488), (101080, 216676), (108338, 202160), (109744, 199570), (114040, 192052), (137180, 159656)]