20278315680

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1\times {\mathrm{509}}^1$

素因数の和:772

約数の個数: 384

約数和(自身を含む): 74619740160

約数和(自身を除く): 54341424480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 71, 80, 84, 96, 105, 112, 120, 140, 142, 160, 167, 168, 210, 213, 224, 240, 280, 284, 334, 336, 355, 420, 426, 480, 497, 501, 509, 560, 568, 668, 672, 710, 835, 840, 852, 994, 1002, 1018, 1065, 1120, 1136, 1169, 1336, 1420, 1491, 1527, 1670, 1680, 1704, 1988, 2004, 2036, 2130, 2272, 2338, 2485, 2505, 2545, 2672, 2840, 2982, 3054, 3340, 3360, 3408, 3507, 3563, 3976, 4008, 4072, 4260, 4676, 4970, 5010, 5090, 5344, 5680, 5845, 5964, 6108, 6680, 6816, 7014, 7126, 7455, 7635, 7952, 8016, 8144, 8520, 9352, 9940, 10020, 10180, 10689, 11360, 11690, 11857, 11928, 12216, 13360, 14028, 14252, 14910, 15270, 15904, 16032, 16288, 17040, 17535, 17815, 18704, 19880, 20040, 20360, 21378, 23380, 23714, 23856, 24432, 26720, 28056, 28504, 29820, 30540, 34080, 35070, 35571, 35630, 36139, 37408, 39760, 40080, 40720, 42756, 46760, 47428, 47712, 48864, 53445, 56112, 57008, 59285, 59640, 61080, 70140, 71142, 71260, 72278, 79520, 80160, 81440, 82999, 85003, 85512, 93520, 94856, 106890, 108417, 112224, 114016, 118570, 119280, 122160, 140280, 142284, 142520, 144556, 165998, 170006, 171024, 177855, 180695, 187040, 189712, 213780, 216834, 237140, 238560, 244320, 248997, 252973, 255009, 280560, 284568, 285040, 289112, 331996, 340012, 342048, 355710, 361390, 379424, 414995, 425015, 427560, 433668, 474280, 497994, 505946, 510018, 542085, 561120, 569136, 570080, 578224, 595021, 663992, 680024, 711420, 722780, 758919, 829990, 850030, 855120, 867336, 948560, 995988, 1011892, 1020036, 1084170, 1138272, 1156448, 1190042, 1244985, 1264865, 1275045, 1327984, 1360048, 1422840, 1445560, 1517838, 1659980, 1700060, 1710240, 1734672, 1785063, 1897120, 1991976, 2023784, 2040072, 2168340, 2380084, 2489970, 2529730, 2550090, 2655968, 2720096, 2845680, 2891120, 2975105, 3035676, 3319960, 3400120, 3469344, 3570126, 3794595, 3983952, 4047568, 4080144, 4336680, 4760168, 4979940, 5059460, 5100180, 5691360, 5782240, 5950210, 6035213, 6071352, 6639920, 6800240, 7140252, 7589190, 7967904, 8095136, 8160288, 8673360, 8925315, 9520336, 9959880, 10118920, 10200360, 11900420, 12070426, 12142704, 13279840, 13600480, 14280504, 15178380, 17346720, 17850630, 18105639, 19040672, 19919760, 20237840, 20400720, 23800840, 24140852, 24285408, 28561008, 30176065, 30356760, 35701260, 36211278, 39839520, 40475680, 40801440, 42246491, 47601680, 48281704, 57122016, 60352130, 60713520, 71402520, 72422556, 84492982, 90528195, 95203360, 96563408, 120704260, 121427040, 126739473, 142805040, 144845112, 168985964, 181056390, 193126816, 211232455, 241408520, 253478946, 285610080, 289690224, 337971928, 362112780, 422464910, 482817040, 506957892, 579380448, 633697365, 675943856, 724225560, 844929820, 965634080, 1013915784, 1267394730, 1351887712, 1448451120, 1689859640, 2027831568, 2534789460, 2896902240, 3379719280, 4055663136, 5069578920, 6759438560, 10139157840, 20278315680]

約数ペア:

[(1, 20278315680), (2, 10139157840), (3, 6759438560), (4, 5069578920), (5, 4055663136), (6, 3379719280), (7, 2896902240), (8, 2534789460), (10, 2027831568), (12, 1689859640), (14, 1448451120), (15, 1351887712), (16, 1267394730), (20, 1013915784), (21, 965634080), (24, 844929820), (28, 724225560), (30, 675943856), (32, 633697365), (35, 579380448), (40, 506957892), (42, 482817040), (48, 422464910), (56, 362112780), (60, 337971928), (70, 289690224), (71, 285610080), (80, 253478946), (84, 241408520), (96, 211232455), (105, 193126816), (112, 181056390), (120, 168985964), (140, 144845112), (142, 142805040), (160, 126739473), (167, 121427040), (168, 120704260), (210, 96563408), (213, 95203360), (224, 90528195), (240, 84492982), (280, 72422556), (284, 71402520), (334, 60713520), (336, 60352130), (355, 57122016), (420, 48281704), (426, 47601680), (480, 42246491), (497, 40801440), (501, 40475680), (509, 39839520), (560, 36211278), (568, 35701260), (668, 30356760), (672, 30176065), (710, 28561008), (835, 24285408), (840, 24140852), (852, 23800840), (994, 20400720), (1002, 20237840), (1018, 19919760), (1065, 19040672), (1120, 18105639), (1136, 17850630), (1169, 17346720), (1336, 15178380), (1420, 14280504), (1491, 13600480), (1527, 13279840), (1670, 12142704), (1680, 12070426), (1704, 11900420), (1988, 10200360), (2004, 10118920), (2036, 9959880), (2130, 9520336), (2272, 8925315), (2338, 8673360), (2485, 8160288), (2505, 8095136), (2545, 7967904), (2672, 7589190), (2840, 7140252), (2982, 6800240), (3054, 6639920), (3340, 6071352), (3360, 6035213), (3408, 5950210), (3507, 5782240), (3563, 5691360), (3976, 5100180), (4008, 5059460), (4072, 4979940), (4260, 4760168), (4676, 4336680), (4970, 4080144), (5010, 4047568), (5090, 3983952), (5344, 3794595), (5680, 3570126), (5845, 3469344), (5964, 3400120), (6108, 3319960), (6680, 3035676), (6816, 2975105), (7014, 2891120), (7126, 2845680), (7455, 2720096), (7635, 2655968), (7952, 2550090), (8016, 2529730), (8144, 2489970), (8520, 2380084), (9352, 2168340), (9940, 2040072), (10020, 2023784), (10180, 1991976), (10689, 1897120), (11360, 1785063), (11690, 1734672), (11857, 1710240), (11928, 1700060), (12216, 1659980), (13360, 1517838), (14028, 1445560), (14252, 1422840), (14910, 1360048), (15270, 1327984), (15904, 1275045), (16032, 1264865), (16288, 1244985), (17040, 1190042), (17535, 1156448), (17815, 1138272), (18704, 1084170), (19880, 1020036), (20040, 1011892), (20360, 995988), (21378, 948560), (23380, 867336), (23714, 855120), (23856, 850030), (24432, 829990), (26720, 758919), (28056, 722780), (28504, 711420), (29820, 680024), (30540, 663992), (34080, 595021), (35070, 578224), (35571, 570080), (35630, 569136), (36139, 561120), (37408, 542085), (39760, 510018), (40080, 505946), (40720, 497994), (42756, 474280), (46760, 433668), (47428, 427560), (47712, 425015), (48864, 414995), (53445, 379424), (56112, 361390), (57008, 355710), (59285, 342048), (59640, 340012), (61080, 331996), (70140, 289112), (71142, 285040), (71260, 284568), (72278, 280560), (79520, 255009), (80160, 252973), (81440, 248997), (82999, 244320), (85003, 238560), (85512, 237140), (93520, 216834), (94856, 213780), (106890, 189712), (108417, 187040), (112224, 180695), (114016, 177855), (118570, 171024), (119280, 170006), (122160, 165998), (140280, 144556), (142284, 142520)]