20937000000

素因数分解:

$2^6\times 3^1\times 5^6\times 7^1\times {\mathrm{997}}^1$

素因数の和:1049

約数の個数: 392

約数和(自身を含む): 79215236032

約数和(自身を除く): 58278236032

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 48, 50, 56, 60, 64, 70, 75, 80, 84, 96, 100, 105, 112, 120, 125, 140, 150, 160, 168, 175, 192, 200, 210, 224, 240, 250, 280, 300, 320, 336, 350, 375, 400, 420, 448, 480, 500, 525, 560, 600, 625, 672, 700, 750, 800, 840, 875, 960, 997, 1000, 1050, 1120, 1200, 1250, 1344, 1400, 1500, 1600, 1680, 1750, 1875, 1994, 2000, 2100, 2240, 2400, 2500, 2625, 2800, 2991, 3000, 3125, 3360, 3500, 3750, 3988, 4000, 4200, 4375, 4800, 4985, 5000, 5250, 5600, 5982, 6000, 6250, 6720, 6979, 7000, 7500, 7976, 8000, 8400, 8750, 9375, 9970, 10000, 10500, 11200, 11964, 12000, 12500, 13125, 13958, 14000, 14955, 15000, 15625, 15952, 16800, 17500, 18750, 19940, 20000, 20937, 21000, 21875, 23928, 24000, 24925, 25000, 26250, 27916, 28000, 29910, 30000, 31250, 31904, 33600, 34895, 35000, 37500, 39880, 40000, 41874, 42000, 43750, 46875, 47856, 49850, 50000, 52500, 55832, 56000, 59820, 60000, 62500, 63808, 65625, 69790, 70000, 74775, 75000, 79760, 83748, 84000, 87500, 93750, 95712, 99700, 100000, 104685, 105000, 109375, 111664, 119640, 120000, 124625, 125000, 131250, 139580, 140000, 149550, 150000, 159520, 167496, 168000, 174475, 175000, 187500, 191424, 199400, 200000, 209370, 210000, 218750, 223328, 239280, 249250, 250000, 262500, 279160, 280000, 299100, 300000, 319040, 328125, 334992, 348950, 350000, 373875, 375000, 398800, 418740, 420000, 437500, 446656, 478560, 498500, 500000, 523425, 525000, 558320, 598200, 600000, 623125, 656250, 669984, 697900, 700000, 747750, 750000, 797600, 837480, 840000, 872375, 875000, 957120, 997000, 1000000, 1046850, 1050000, 1116640, 1196400, 1246250, 1312500, 1339968, 1395800, 1400000, 1495500, 1500000, 1595200, 1674960, 1744750, 1750000, 1869375, 1994000, 2093700, 2100000, 2233280, 2392800, 2492500, 2617125, 2625000, 2791600, 2991000, 3000000, 3115625, 3349920, 3489500, 3500000, 3738750, 3988000, 4187400, 4200000, 4361875, 4785600, 4985000, 5234250, 5250000, 5583200, 5982000, 6231250, 6699840, 6979000, 7000000, 7477500, 7976000, 8374800, 8723750, 9346875, 9970000, 10468500, 10500000, 11166400, 11964000, 12462500, 13085625, 13958000, 14955000, 15578125, 16749600, 17447500, 18693750, 19940000, 20937000, 21000000, 21809375, 23928000, 24925000, 26171250, 27916000, 29910000, 31156250, 33499200, 34895000, 37387500, 39880000, 41874000, 43618750, 46734375, 49850000, 52342500, 55832000, 59820000, 62312500, 65428125, 69790000, 74775000, 83748000, 87237500, 93468750, 99700000, 104685000, 109046875, 119640000, 124625000, 130856250, 139580000, 149550000, 167496000, 174475000, 186937500, 199400000, 209370000, 218093750, 249250000, 261712500, 279160000, 299100000, 327140625, 348950000, 373875000, 418740000, 436187500, 498500000, 523425000, 598200000, 654281250, 697900000, 747750000, 837480000, 872375000, 997000000, 1046850000, 1308562500, 1395800000, 1495500000, 1744750000, 2093700000, 2617125000, 2991000000, 3489500000, 4187400000, 5234250000, 6979000000, 10468500000, 20937000000]

約数ペア:

[(1, 20937000000), (2, 10468500000), (3, 6979000000), (4, 5234250000), (5, 4187400000), (6, 3489500000), (7, 2991000000), (8, 2617125000), (10, 2093700000), (12, 1744750000), (14, 1495500000), (15, 1395800000), (16, 1308562500), (20, 1046850000), (21, 997000000), (24, 872375000), (25, 837480000), (28, 747750000), (30, 697900000), (32, 654281250), (35, 598200000), (40, 523425000), (42, 498500000), (48, 436187500), (50, 418740000), (56, 373875000), (60, 348950000), (64, 327140625), (70, 299100000), (75, 279160000), (80, 261712500), (84, 249250000), (96, 218093750), (100, 209370000), (105, 199400000), (112, 186937500), (120, 174475000), (125, 167496000), (140, 149550000), (150, 139580000), (160, 130856250), (168, 124625000), (175, 119640000), (192, 109046875), (200, 104685000), (210, 99700000), (224, 93468750), (240, 87237500), (250, 83748000), (280, 74775000), (300, 69790000), (320, 65428125), (336, 62312500), (350, 59820000), (375, 55832000), (400, 52342500), (420, 49850000), (448, 46734375), (480, 43618750), (500, 41874000), (525, 39880000), (560, 37387500), (600, 34895000), (625, 33499200), (672, 31156250), (700, 29910000), (750, 27916000), (800, 26171250), (840, 24925000), (875, 23928000), (960, 21809375), (997, 21000000), (1000, 20937000), (1050, 19940000), (1120, 18693750), (1200, 17447500), (1250, 16749600), (1344, 15578125), (1400, 14955000), (1500, 13958000), (1600, 13085625), (1680, 12462500), (1750, 11964000), (1875, 11166400), (1994, 10500000), (2000, 10468500), (2100, 9970000), (2240, 9346875), (2400, 8723750), (2500, 8374800), (2625, 7976000), (2800, 7477500), (2991, 7000000), (3000, 6979000), (3125, 6699840), (3360, 6231250), (3500, 5982000), (3750, 5583200), (3988, 5250000), (4000, 5234250), (4200, 4985000), (4375, 4785600), (4800, 4361875), (4985, 4200000), (5000, 4187400), (5250, 3988000), (5600, 3738750), (5982, 3500000), (6000, 3489500), (6250, 3349920), (6720, 3115625), (6979, 3000000), (7000, 2991000), (7500, 2791600), (7976, 2625000), (8000, 2617125), (8400, 2492500), (8750, 2392800), (9375, 2233280), (9970, 2100000), (10000, 2093700), (10500, 1994000), (11200, 1869375), (11964, 1750000), (12000, 1744750), (12500, 1674960), (13125, 1595200), (13958, 1500000), (14000, 1495500), (14955, 1400000), (15000, 1395800), (15625, 1339968), (15952, 1312500), (16800, 1246250), (17500, 1196400), (18750, 1116640), (19940, 1050000), (20000, 1046850), (20937, 1000000), (21000, 997000), (21875, 957120), (23928, 875000), (24000, 872375), (24925, 840000), (25000, 837480), (26250, 797600), (27916, 750000), (28000, 747750), (29910, 700000), (30000, 697900), (31250, 669984), (31904, 656250), (33600, 623125), (34895, 600000), (35000, 598200), (37500, 558320), (39880, 525000), (40000, 523425), (41874, 500000), (42000, 498500), (43750, 478560), (46875, 446656), (47856, 437500), (49850, 420000), (50000, 418740), (52500, 398800), (55832, 375000), (56000, 373875), (59820, 350000), (60000, 348950), (62500, 334992), (63808, 328125), (65625, 319040), (69790, 300000), (70000, 299100), (74775, 280000), (75000, 279160), (79760, 262500), (83748, 250000), (84000, 249250), (87500, 239280), (93750, 223328), (95712, 218750), (99700, 210000), (100000, 209370), (104685, 200000), (105000, 199400), (109375, 191424), (111664, 187500), (119640, 175000), (120000, 174475), (124625, 168000), (125000, 167496), (131250, 159520), (139580, 150000), (140000, 149550)]