291221123520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{349}}^1\times {\mathrm{3463}}^1$

素因数の和:4083

約数の個数: 224

約数和(自身を含む): 931239590400

約数和(自身を除く): 640018466880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 251, 320, 349, 480, 502, 698, 753, 960, 1004, 1047, 1255, 1396, 1506, 1745, 2008, 2094, 2510, 2792, 3012, 3463, 3490, 3765, 4016, 4188, 5020, 5235, 5584, 6024, 6926, 6980, 7530, 8032, 8376, 10040, 10389, 10470, 11168, 12048, 13852, 13960, 15060, 16064, 16752, 17315, 20080, 20778, 20940, 22336, 24096, 27704, 27920, 30120, 33504, 34630, 40160, 41556, 41880, 48192, 51945, 55408, 55840, 60240, 67008, 69260, 80320, 83112, 83760, 87599, 103890, 110816, 111680, 120480, 138520, 166224, 167520, 175198, 207780, 221632, 240960, 262797, 277040, 332448, 335040, 350396, 415560, 437995, 525594, 554080, 664896, 700792, 831120, 869213, 875990, 1051188, 1108160, 1208587, 1313985, 1401584, 1662240, 1738426, 1751980, 2102376, 2417174, 2607639, 2627970, 2803168, 3324480, 3476852, 3503960, 3625761, 4204752, 4346065, 4834348, 5215278, 5255940, 5606336, 6042935, 6953704, 7007920, 7251522, 8409504, 8692130, 9668696, 10430556, 10511880, 12085870, 13038195, 13907408, 14015840, 14503044, 16819008, 17384260, 18128805, 19337392, 20861112, 21023760, 24171740, 26076390, 27814816, 28031680, 29006088, 34768520, 36257610, 38674784, 41722224, 42047520, 48343480, 52152780, 55629632, 58012176, 69537040, 72515220, 77349568, 83444448, 84095040, 96686960, 104305560, 116024352, 139074080, 145030440, 166888896, 193373920, 208611120, 232048704, 278148160, 290060880, 303355337, 386747840, 417222240, 580121760, 606710674, 834444480, 910066011, 1160243520, 1213421348, 1516776685, 1820132022, 2426842696, 3033553370, 3640264044, 4550330055, 4853685392, 6067106740, 7280528088, 9100660110, 9707370784, 12134213480, 14561056176, 18201320220, 19414741568, 24268426960, 29122112352, 36402640440, 48536853920, 58244224704, 72805280880, 97073707840, 145610561760, 291221123520]

約数ペア:

[(1, 291221123520), (2, 145610561760), (3, 97073707840), (4, 72805280880), (5, 58244224704), (6, 48536853920), (8, 36402640440), (10, 29122112352), (12, 24268426960), (15, 19414741568), (16, 18201320220), (20, 14561056176), (24, 12134213480), (30, 9707370784), (32, 9100660110), (40, 7280528088), (48, 6067106740), (60, 4853685392), (64, 4550330055), (80, 3640264044), (96, 3033553370), (120, 2426842696), (160, 1820132022), (192, 1516776685), (240, 1213421348), (251, 1160243520), (320, 910066011), (349, 834444480), (480, 606710674), (502, 580121760), (698, 417222240), (753, 386747840), (960, 303355337), (1004, 290060880), (1047, 278148160), (1255, 232048704), (1396, 208611120), (1506, 193373920), (1745, 166888896), (2008, 145030440), (2094, 139074080), (2510, 116024352), (2792, 104305560), (3012, 96686960), (3463, 84095040), (3490, 83444448), (3765, 77349568), (4016, 72515220), (4188, 69537040), (5020, 58012176), (5235, 55629632), (5584, 52152780), (6024, 48343480), (6926, 42047520), (6980, 41722224), (7530, 38674784), (8032, 36257610), (8376, 34768520), (10040, 29006088), (10389, 28031680), (10470, 27814816), (11168, 26076390), (12048, 24171740), (13852, 21023760), (13960, 20861112), (15060, 19337392), (16064, 18128805), (16752, 17384260), (17315, 16819008), (20080, 14503044), (20778, 14015840), (20940, 13907408), (22336, 13038195), (24096, 12085870), (27704, 10511880), (27920, 10430556), (30120, 9668696), (33504, 8692130), (34630, 8409504), (40160, 7251522), (41556, 7007920), (41880, 6953704), (48192, 6042935), (51945, 5606336), (55408, 5255940), (55840, 5215278), (60240, 4834348), (67008, 4346065), (69260, 4204752), (80320, 3625761), (83112, 3503960), (83760, 3476852), (87599, 3324480), (103890, 2803168), (110816, 2627970), (111680, 2607639), (120480, 2417174), (138520, 2102376), (166224, 1751980), (167520, 1738426), (175198, 1662240), (207780, 1401584), (221632, 1313985), (240960, 1208587), (262797, 1108160), (277040, 1051188), (332448, 875990), (335040, 869213), (350396, 831120), (415560, 700792), (437995, 664896), (525594, 554080)]