20868870000

素因数分解:

$2^4\times 3^1\times 5^4\times {\mathrm{11}}^2\times {\mathrm{5749}}^1$

素因数の和:5802

約数の個数: 300

約数和(自身を含む): 74061449000

約数和(自身を除く): 53192579000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 25, 30, 33, 40, 44, 48, 50, 55, 60, 66, 75, 80, 88, 100, 110, 120, 121, 125, 132, 150, 165, 176, 200, 220, 240, 242, 250, 264, 275, 300, 330, 363, 375, 400, 440, 484, 500, 528, 550, 600, 605, 625, 660, 726, 750, 825, 880, 968, 1000, 1100, 1200, 1210, 1250, 1320, 1375, 1452, 1500, 1650, 1815, 1875, 1936, 2000, 2200, 2420, 2500, 2640, 2750, 2904, 3000, 3025, 3300, 3630, 3750, 4125, 4400, 4840, 5000, 5500, 5749, 5808, 6000, 6050, 6600, 6875, 7260, 7500, 8250, 9075, 9680, 10000, 11000, 11498, 12100, 13200, 13750, 14520, 15000, 15125, 16500, 17247, 18150, 20625, 22000, 22996, 24200, 27500, 28745, 29040, 30000, 30250, 33000, 34494, 36300, 41250, 45375, 45992, 48400, 55000, 57490, 60500, 63239, 66000, 68988, 72600, 75625, 82500, 86235, 90750, 91984, 110000, 114980, 121000, 126478, 137976, 143725, 145200, 151250, 165000, 172470, 181500, 189717, 226875, 229960, 242000, 252956, 275952, 287450, 302500, 316195, 330000, 344940, 363000, 379434, 431175, 453750, 459920, 505912, 574900, 605000, 632390, 689880, 695629, 718625, 726000, 758868, 862350, 907500, 948585, 1011824, 1149800, 1210000, 1264780, 1379760, 1391258, 1437250, 1517736, 1580975, 1724700, 1815000, 1897170, 2086887, 2155875, 2299600, 2529560, 2782516, 2874500, 3035472, 3161950, 3449400, 3478145, 3593125, 3630000, 3794340, 4173774, 4311750, 4742925, 5059120, 5565032, 5749000, 6323900, 6898800, 6956290, 7186250, 7588680, 7904875, 8347548, 8623500, 9485850, 10434435, 10779375, 11130064, 11498000, 12647800, 13912580, 14372500, 15177360, 15809750, 16695096, 17247000, 17390725, 18971700, 20868870, 21558750, 23714625, 25295600, 27825160, 28745000, 31619500, 33390192, 34494000, 34781450, 37943400, 39524375, 41737740, 43117500, 47429250, 52172175, 55650320, 57490000, 63239000, 69562900, 75886800, 79048750, 83475480, 86235000, 86953625, 94858500, 104344350, 118573125, 126478000, 139125800, 158097500, 166950960, 172470000, 173907250, 189717000, 208688700, 237146250, 260860875, 278251600, 316195000, 347814500, 379434000, 417377400, 434768125, 474292500, 521721750, 632390000, 695629000, 834754800, 869536250, 948585000, 1043443500, 1304304375, 1391258000, 1739072500, 1897170000, 2086887000, 2608608750, 3478145000, 4173774000, 5217217500, 6956290000, 10434435000, 20868870000]

約数ペア:

[(1, 20868870000), (2, 10434435000), (3, 6956290000), (4, 5217217500), (5, 4173774000), (6, 3478145000), (8, 2608608750), (10, 2086887000), (11, 1897170000), (12, 1739072500), (15, 1391258000), (16, 1304304375), (20, 1043443500), (22, 948585000), (24, 869536250), (25, 834754800), (30, 695629000), (33, 632390000), (40, 521721750), (44, 474292500), (48, 434768125), (50, 417377400), (55, 379434000), (60, 347814500), (66, 316195000), (75, 278251600), (80, 260860875), (88, 237146250), (100, 208688700), (110, 189717000), (120, 173907250), (121, 172470000), (125, 166950960), (132, 158097500), (150, 139125800), (165, 126478000), (176, 118573125), (200, 104344350), (220, 94858500), (240, 86953625), (242, 86235000), (250, 83475480), (264, 79048750), (275, 75886800), (300, 69562900), (330, 63239000), (363, 57490000), (375, 55650320), (400, 52172175), (440, 47429250), (484, 43117500), (500, 41737740), (528, 39524375), (550, 37943400), (600, 34781450), (605, 34494000), (625, 33390192), (660, 31619500), (726, 28745000), (750, 27825160), (825, 25295600), (880, 23714625), (968, 21558750), (1000, 20868870), (1100, 18971700), (1200, 17390725), (1210, 17247000), (1250, 16695096), (1320, 15809750), (1375, 15177360), (1452, 14372500), (1500, 13912580), (1650, 12647800), (1815, 11498000), (1875, 11130064), (1936, 10779375), (2000, 10434435), (2200, 9485850), (2420, 8623500), (2500, 8347548), (2640, 7904875), (2750, 7588680), (2904, 7186250), (3000, 6956290), (3025, 6898800), (3300, 6323900), (3630, 5749000), (3750, 5565032), (4125, 5059120), (4400, 4742925), (4840, 4311750), (5000, 4173774), (5500, 3794340), (5749, 3630000), (5808, 3593125), (6000, 3478145), (6050, 3449400), (6600, 3161950), (6875, 3035472), (7260, 2874500), (7500, 2782516), (8250, 2529560), (9075, 2299600), (9680, 2155875), (10000, 2086887), (11000, 1897170), (11498, 1815000), (12100, 1724700), (13200, 1580975), (13750, 1517736), (14520, 1437250), (15000, 1391258), (15125, 1379760), (16500, 1264780), (17247, 1210000), (18150, 1149800), (20625, 1011824), (22000, 948585), (22996, 907500), (24200, 862350), (27500, 758868), (28745, 726000), (29040, 718625), (30000, 695629), (30250, 689880), (33000, 632390), (34494, 605000), (36300, 574900), (41250, 505912), (45375, 459920), (45992, 453750), (48400, 431175), (55000, 379434), (57490, 363000), (60500, 344940), (63239, 330000), (66000, 316195), (68988, 302500), (72600, 287450), (75625, 275952), (82500, 252956), (86235, 242000), (90750, 229960), (91984, 226875), (110000, 189717), (114980, 181500), (121000, 172470), (126478, 165000), (137976, 151250), (143725, 145200)]