78921000

素因数分解:

$2^3\times 3^3\times 5^3\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:146

約数の個数: 256

約数和(自身を含む): 284544000

約数和(自身を除く): 205623000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 27, 30, 36, 37, 40, 45, 50, 54, 60, 72, 74, 75, 79, 90, 100, 108, 111, 120, 125, 135, 148, 150, 158, 180, 185, 200, 216, 222, 225, 237, 250, 270, 296, 300, 316, 333, 360, 370, 375, 395, 444, 450, 474, 500, 540, 555, 600, 632, 666, 675, 711, 740, 750, 790, 888, 900, 925, 948, 999, 1000, 1080, 1110, 1125, 1185, 1332, 1350, 1422, 1480, 1500, 1580, 1665, 1800, 1850, 1896, 1975, 1998, 2133, 2220, 2250, 2370, 2664, 2700, 2775, 2844, 2923, 3000, 3160, 3330, 3375, 3555, 3700, 3950, 3996, 4266, 4440, 4500, 4625, 4740, 4995, 5400, 5550, 5688, 5846, 5925, 6660, 6750, 7110, 7400, 7900, 7992, 8325, 8532, 8769, 9000, 9250, 9480, 9875, 9990, 10665, 11100, 11692, 11850, 13320, 13500, 13875, 14220, 14615, 15800, 16650, 17064, 17538, 17775, 18500, 19750, 19980, 21330, 22200, 23384, 23700, 24975, 26307, 27000, 27750, 28440, 29230, 29625, 33300, 35076, 35550, 37000, 39500, 39960, 41625, 42660, 43845, 47400, 49950, 52614, 53325, 55500, 58460, 59250, 66600, 70152, 71100, 73075, 78921, 79000, 83250, 85320, 87690, 88875, 99900, 105228, 106650, 111000, 116920, 118500, 124875, 131535, 142200, 146150, 157842, 166500, 175380, 177750, 199800, 210456, 213300, 219225, 237000, 249750, 263070, 266625, 292300, 315684, 333000, 350760, 355500, 365375, 394605, 426600, 438450, 499500, 526140, 533250, 584600, 631368, 657675, 711000, 730750, 789210, 876900, 999000, 1052280, 1066500, 1096125, 1315350, 1461500, 1578420, 1753800, 1973025, 2133000, 2192250, 2630700, 2923000, 3156840, 3288375, 3946050, 4384500, 5261400, 6576750, 7892100, 8769000, 9865125, 13153500, 15784200, 19730250, 26307000, 39460500, 78921000]

約数ペア:

[(1, 78921000), (2, 39460500), (3, 26307000), (4, 19730250), (5, 15784200), (6, 13153500), (8, 9865125), (9, 8769000), (10, 7892100), (12, 6576750), (15, 5261400), (18, 4384500), (20, 3946050), (24, 3288375), (25, 3156840), (27, 2923000), (30, 2630700), (36, 2192250), (37, 2133000), (40, 1973025), (45, 1753800), (50, 1578420), (54, 1461500), (60, 1315350), (72, 1096125), (74, 1066500), (75, 1052280), (79, 999000), (90, 876900), (100, 789210), (108, 730750), (111, 711000), (120, 657675), (125, 631368), (135, 584600), (148, 533250), (150, 526140), (158, 499500), (180, 438450), (185, 426600), (200, 394605), (216, 365375), (222, 355500), (225, 350760), (237, 333000), (250, 315684), (270, 292300), (296, 266625), (300, 263070), (316, 249750), (333, 237000), (360, 219225), (370, 213300), (375, 210456), (395, 199800), (444, 177750), (450, 175380), (474, 166500), (500, 157842), (540, 146150), (555, 142200), (600, 131535), (632, 124875), (666, 118500), (675, 116920), (711, 111000), (740, 106650), (750, 105228), (790, 99900), (888, 88875), (900, 87690), (925, 85320), (948, 83250), (999, 79000), (1000, 78921), (1080, 73075), (1110, 71100), (1125, 70152), (1185, 66600), (1332, 59250), (1350, 58460), (1422, 55500), (1480, 53325), (1500, 52614), (1580, 49950), (1665, 47400), (1800, 43845), (1850, 42660), (1896, 41625), (1975, 39960), (1998, 39500), (2133, 37000), (2220, 35550), (2250, 35076), (2370, 33300), (2664, 29625), (2700, 29230), (2775, 28440), (2844, 27750), (2923, 27000), (3000, 26307), (3160, 24975), (3330, 23700), (3375, 23384), (3555, 22200), (3700, 21330), (3950, 19980), (3996, 19750), (4266, 18500), (4440, 17775), (4500, 17538), (4625, 17064), (4740, 16650), (4995, 15800), (5400, 14615), (5550, 14220), (5688, 13875), (5846, 13500), (5925, 13320), (6660, 11850), (6750, 11692), (7110, 11100), (7400, 10665), (7900, 9990), (7992, 9875), (8325, 9480), (8532, 9250), (8769, 9000)]