1268488640

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:299

約数の個数: 224

約数和(自身を含む): 3405957120

約数和(自身を除く): 2137468480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 32, 38, 40, 46, 47, 64, 76, 80, 92, 94, 95, 115, 152, 160, 184, 188, 190, 193, 230, 235, 304, 320, 368, 376, 380, 386, 437, 460, 470, 608, 736, 752, 760, 772, 874, 893, 920, 940, 965, 1081, 1216, 1472, 1504, 1520, 1544, 1748, 1786, 1840, 1880, 1930, 2162, 2185, 3008, 3040, 3088, 3496, 3572, 3667, 3680, 3760, 3860, 4324, 4370, 4439, 4465, 5405, 6080, 6176, 6992, 7144, 7334, 7360, 7520, 7720, 8648, 8740, 8878, 8930, 9071, 10810, 12352, 13984, 14288, 14668, 15040, 15440, 17296, 17480, 17756, 17860, 18142, 18335, 20539, 21620, 22195, 27968, 28576, 29336, 30880, 34592, 34960, 35512, 35720, 36284, 36670, 41078, 43240, 44390, 45355, 57152, 58672, 61760, 69184, 69920, 71024, 71440, 72568, 73340, 82156, 84341, 86480, 88780, 90710, 102695, 117344, 139840, 142048, 142880, 145136, 146680, 164312, 168682, 172349, 172960, 177560, 181420, 205390, 208633, 234688, 284096, 285760, 290272, 293360, 328624, 337364, 344698, 345920, 355120, 362840, 410780, 417266, 421705, 580544, 586720, 657248, 674728, 689396, 710240, 725680, 821560, 834532, 843410, 861745, 1043165, 1173440, 1314496, 1349456, 1378792, 1420480, 1451360, 1643120, 1669064, 1686820, 1723490, 2086330, 2698912, 2757584, 2902720, 3286240, 3338128, 3373640, 3446980, 3964027, 4172660, 5397824, 5515168, 6572480, 6676256, 6747280, 6893960, 7928054, 8345320, 11030336, 13352512, 13494560, 13787920, 15856108, 16690640, 19820135, 26989120, 27575840, 31712216, 33381280, 39640270, 55151680, 63424432, 66762560, 79280540, 126848864, 158561080, 253697728, 317122160, 634244320, 1268488640]

約数ペア:

[(1, 1268488640), (2, 634244320), (4, 317122160), (5, 253697728), (8, 158561080), (10, 126848864), (16, 79280540), (19, 66762560), (20, 63424432), (23, 55151680), (32, 39640270), (38, 33381280), (40, 31712216), (46, 27575840), (47, 26989120), (64, 19820135), (76, 16690640), (80, 15856108), (92, 13787920), (94, 13494560), (95, 13352512), (115, 11030336), (152, 8345320), (160, 7928054), (184, 6893960), (188, 6747280), (190, 6676256), (193, 6572480), (230, 5515168), (235, 5397824), (304, 4172660), (320, 3964027), (368, 3446980), (376, 3373640), (380, 3338128), (386, 3286240), (437, 2902720), (460, 2757584), (470, 2698912), (608, 2086330), (736, 1723490), (752, 1686820), (760, 1669064), (772, 1643120), (874, 1451360), (893, 1420480), (920, 1378792), (940, 1349456), (965, 1314496), (1081, 1173440), (1216, 1043165), (1472, 861745), (1504, 843410), (1520, 834532), (1544, 821560), (1748, 725680), (1786, 710240), (1840, 689396), (1880, 674728), (1930, 657248), (2162, 586720), (2185, 580544), (3008, 421705), (3040, 417266), (3088, 410780), (3496, 362840), (3572, 355120), (3667, 345920), (3680, 344698), (3760, 337364), (3860, 328624), (4324, 293360), (4370, 290272), (4439, 285760), (4465, 284096), (5405, 234688), (6080, 208633), (6176, 205390), (6992, 181420), (7144, 177560), (7334, 172960), (7360, 172349), (7520, 168682), (7720, 164312), (8648, 146680), (8740, 145136), (8878, 142880), (8930, 142048), (9071, 139840), (10810, 117344), (12352, 102695), (13984, 90710), (14288, 88780), (14668, 86480), (15040, 84341), (15440, 82156), (17296, 73340), (17480, 72568), (17756, 71440), (17860, 71024), (18142, 69920), (18335, 69184), (20539, 61760), (21620, 58672), (22195, 57152), (27968, 45355), (28576, 44390), (29336, 43240), (30880, 41078), (34592, 36670), (34960, 36284), (35512, 35720)]