1890150080

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{4993}}^1$

素因数の和:5043

約数の個数: 168

約数和(自身を含む): 5571146592

約数和(自身を除く): 3680996512

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 130, 140, 160, 169, 182, 208, 224, 260, 280, 320, 338, 364, 416, 448, 455, 520, 560, 676, 728, 832, 845, 910, 1040, 1120, 1183, 1352, 1456, 1690, 1820, 2080, 2240, 2366, 2704, 2912, 3380, 3640, 4160, 4732, 4993, 5408, 5824, 5915, 6760, 7280, 9464, 9986, 10816, 11830, 13520, 14560, 18928, 19972, 23660, 24965, 27040, 29120, 34951, 37856, 39944, 47320, 49930, 54080, 64909, 69902, 75712, 79888, 94640, 99860, 129818, 139804, 159776, 174755, 189280, 199720, 259636, 279608, 319552, 324545, 349510, 378560, 399440, 454363, 519272, 559216, 649090, 699020, 798880, 843817, 908726, 1038544, 1118432, 1298180, 1398040, 1597760, 1687634, 1817452, 2077088, 2236864, 2271815, 2596360, 2796080, 3375268, 3634904, 4154176, 4219085, 4543630, 5192720, 5592160, 5906719, 6750536, 7269808, 8438170, 9087260, 10385440, 11184320, 11813438, 13501072, 14539616, 16876340, 18174520, 20770880, 23626876, 27002144, 29079232, 29533595, 33752680, 36349040, 47253752, 54004288, 59067190, 67505360, 72698080, 94507504, 118134380, 135010720, 145396160, 189015008, 236268760, 270021440, 378030016, 472537520, 945075040, 1890150080]

約数ペア:

[(1, 1890150080), (2, 945075040), (4, 472537520), (5, 378030016), (7, 270021440), (8, 236268760), (10, 189015008), (13, 145396160), (14, 135010720), (16, 118134380), (20, 94507504), (26, 72698080), (28, 67505360), (32, 59067190), (35, 54004288), (40, 47253752), (52, 36349040), (56, 33752680), (64, 29533595), (65, 29079232), (70, 27002144), (80, 23626876), (91, 20770880), (104, 18174520), (112, 16876340), (130, 14539616), (140, 13501072), (160, 11813438), (169, 11184320), (182, 10385440), (208, 9087260), (224, 8438170), (260, 7269808), (280, 6750536), (320, 5906719), (338, 5592160), (364, 5192720), (416, 4543630), (448, 4219085), (455, 4154176), (520, 3634904), (560, 3375268), (676, 2796080), (728, 2596360), (832, 2271815), (845, 2236864), (910, 2077088), (1040, 1817452), (1120, 1687634), (1183, 1597760), (1352, 1398040), (1456, 1298180), (1690, 1118432), (1820, 1038544), (2080, 908726), (2240, 843817), (2366, 798880), (2704, 699020), (2912, 649090), (3380, 559216), (3640, 519272), (4160, 454363), (4732, 399440), (4993, 378560), (5408, 349510), (5824, 324545), (5915, 319552), (6760, 279608), (7280, 259636), (9464, 199720), (9986, 189280), (10816, 174755), (11830, 159776), (13520, 139804), (14560, 129818), (18928, 99860), (19972, 94640), (23660, 79888), (24965, 75712), (27040, 69902), (29120, 64909), (34951, 54080), (37856, 49930), (39944, 47320)]