21187129600

素因数分解:

$2^8\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{5197}}^1$

素因数の和:5250

約数の個数: 324

約数和(自身を含む): 65708531364

約数和(自身を除く): 44521401764

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 32, 35, 40, 49, 50, 52, 56, 64, 65, 70, 80, 91, 98, 100, 104, 112, 128, 130, 140, 160, 175, 182, 196, 200, 208, 224, 245, 256, 260, 280, 320, 325, 350, 364, 392, 400, 416, 448, 455, 490, 520, 560, 637, 640, 650, 700, 728, 784, 800, 832, 896, 910, 980, 1040, 1120, 1225, 1274, 1280, 1300, 1400, 1456, 1568, 1600, 1664, 1792, 1820, 1960, 2080, 2240, 2275, 2450, 2548, 2600, 2800, 2912, 3136, 3185, 3200, 3328, 3640, 3920, 4160, 4480, 4550, 4900, 5096, 5197, 5200, 5600, 5824, 6272, 6370, 6400, 7280, 7840, 8320, 8960, 9100, 9800, 10192, 10394, 10400, 11200, 11648, 12544, 12740, 14560, 15680, 15925, 16640, 18200, 19600, 20384, 20788, 20800, 22400, 23296, 25480, 25985, 29120, 31360, 31850, 36379, 36400, 39200, 40768, 41576, 41600, 44800, 50960, 51970, 58240, 62720, 63700, 67561, 72758, 72800, 78400, 81536, 83152, 83200, 101920, 103940, 116480, 127400, 129925, 135122, 145516, 145600, 156800, 163072, 166304, 181895, 203840, 207880, 254653, 254800, 259850, 270244, 291032, 291200, 313600, 332608, 337805, 363790, 407680, 415760, 472927, 509306, 509600, 519700, 540488, 582064, 582400, 665216, 675610, 727580, 815360, 831520, 909475, 945854, 1018612, 1019200, 1039400, 1080976, 1164128, 1273265, 1330432, 1351220, 1455160, 1663040, 1689025, 1818950, 1891708, 2037224, 2038400, 2078800, 2161952, 2328256, 2364635, 2546530, 2702440, 2910320, 3310489, 3326080, 3378050, 3637900, 3783416, 4074448, 4076800, 4157600, 4323904, 4656512, 4729270, 5093060, 5404880, 5820640, 6366325, 6620978, 6652160, 6756100, 7275800, 7566832, 8148896, 8315200, 8647808, 9313024, 9458540, 10186120, 10809760, 11641280, 11823175, 12732650, 13241956, 13512200, 14551600, 15133664, 16297792, 16552445, 16630400, 17295616, 18917080, 20372240, 21619520, 23282560, 23646350, 25465300, 26483912, 27024400, 29103200, 30267328, 32595584, 33104890, 33260800, 37834160, 40744480, 43239040, 46565120, 47292700, 50930600, 52967824, 54048800, 58206400, 60534656, 65191168, 66209780, 75668320, 81488960, 82762225, 86478080, 94585400, 101861200, 105935648, 108097600, 116412800, 121069312, 132419560, 151336640, 162977920, 165524450, 189170800, 203722400, 211871296, 216195200, 232825600, 264839120, 302673280, 325955840, 331048900, 378341600, 407444800, 423742592, 432390400, 529678240, 605346560, 662097800, 756683200, 814889600, 847485184, 1059356480, 1324195600, 1513366400, 1629779200, 2118712960, 2648391200, 3026732800, 4237425920, 5296782400, 10593564800, 21187129600]

約数ペア:

[(1, 21187129600), (2, 10593564800), (4, 5296782400), (5, 4237425920), (7, 3026732800), (8, 2648391200), (10, 2118712960), (13, 1629779200), (14, 1513366400), (16, 1324195600), (20, 1059356480), (25, 847485184), (26, 814889600), (28, 756683200), (32, 662097800), (35, 605346560), (40, 529678240), (49, 432390400), (50, 423742592), (52, 407444800), (56, 378341600), (64, 331048900), (65, 325955840), (70, 302673280), (80, 264839120), (91, 232825600), (98, 216195200), (100, 211871296), (104, 203722400), (112, 189170800), (128, 165524450), (130, 162977920), (140, 151336640), (160, 132419560), (175, 121069312), (182, 116412800), (196, 108097600), (200, 105935648), (208, 101861200), (224, 94585400), (245, 86478080), (256, 82762225), (260, 81488960), (280, 75668320), (320, 66209780), (325, 65191168), (350, 60534656), (364, 58206400), (392, 54048800), (400, 52967824), (416, 50930600), (448, 47292700), (455, 46565120), (490, 43239040), (520, 40744480), (560, 37834160), (637, 33260800), (640, 33104890), (650, 32595584), (700, 30267328), (728, 29103200), (784, 27024400), (800, 26483912), (832, 25465300), (896, 23646350), (910, 23282560), (980, 21619520), (1040, 20372240), (1120, 18917080), (1225, 17295616), (1274, 16630400), (1280, 16552445), (1300, 16297792), (1400, 15133664), (1456, 14551600), (1568, 13512200), (1600, 13241956), (1664, 12732650), (1792, 11823175), (1820, 11641280), (1960, 10809760), (2080, 10186120), (2240, 9458540), (2275, 9313024), (2450, 8647808), (2548, 8315200), (2600, 8148896), (2800, 7566832), (2912, 7275800), (3136, 6756100), (3185, 6652160), (3200, 6620978), (3328, 6366325), (3640, 5820640), (3920, 5404880), (4160, 5093060), (4480, 4729270), (4550, 4656512), (4900, 4323904), (5096, 4157600), (5197, 4076800), (5200, 4074448), (5600, 3783416), (5824, 3637900), (6272, 3378050), (6370, 3326080), (6400, 3310489), (7280, 2910320), (7840, 2702440), (8320, 2546530), (8960, 2364635), (9100, 2328256), (9800, 2161952), (10192, 2078800), (10394, 2038400), (10400, 2037224), (11200, 1891708), (11648, 1818950), (12544, 1689025), (12740, 1663040), (14560, 1455160), (15680, 1351220), (15925, 1330432), (16640, 1273265), (18200, 1164128), (19600, 1080976), (20384, 1039400), (20788, 1019200), (20800, 1018612), (22400, 945854), (23296, 909475), (25480, 831520), (25985, 815360), (29120, 727580), (31360, 675610), (31850, 665216), (36379, 582400), (36400, 582064), (39200, 540488), (40768, 519700), (41576, 509600), (41600, 509306), (44800, 472927), (50960, 415760), (51970, 407680), (58240, 363790), (62720, 337805), (63700, 332608), (67561, 313600), (72758, 291200), (72800, 291032), (78400, 270244), (81536, 259850), (83152, 254800), (83200, 254653), (101920, 207880), (103940, 203840), (116480, 181895), (127400, 166304), (129925, 163072), (135122, 156800), (145516, 145600)]