128371500

素因数分解:

$2^2\times 3^3\times 5^3\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:322

約数の個数: 192

約数和(自身を含む): 428238720

約数和(自身を除く): 299867220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 37, 45, 50, 54, 60, 74, 75, 90, 100, 108, 111, 125, 135, 148, 150, 180, 185, 222, 225, 250, 257, 270, 300, 333, 370, 375, 444, 450, 500, 514, 540, 555, 666, 675, 740, 750, 771, 900, 925, 999, 1028, 1110, 1125, 1285, 1332, 1350, 1500, 1542, 1665, 1850, 1998, 2220, 2250, 2313, 2570, 2700, 2775, 3084, 3330, 3375, 3700, 3855, 3996, 4500, 4625, 4626, 4995, 5140, 5550, 6425, 6660, 6750, 6939, 7710, 8325, 9250, 9252, 9509, 9990, 11100, 11565, 12850, 13500, 13875, 13878, 15420, 16650, 18500, 19018, 19275, 19980, 23130, 24975, 25700, 27750, 27756, 28527, 32125, 33300, 34695, 38036, 38550, 41625, 46260, 47545, 49950, 55500, 57054, 57825, 64250, 69390, 77100, 83250, 85581, 95090, 96375, 99900, 114108, 115650, 124875, 128500, 138780, 142635, 166500, 171162, 173475, 190180, 192750, 231300, 237725, 249750, 256743, 285270, 289125, 342324, 346950, 385500, 427905, 475450, 499500, 513486, 570540, 578250, 693900, 713175, 855810, 867375, 950900, 1026972, 1156500, 1188625, 1283715, 1426350, 1711620, 1734750, 2139525, 2377250, 2567430, 2852700, 3469500, 3565875, 4279050, 4754500, 5134860, 6418575, 7131750, 8558100, 10697625, 12837150, 14263500, 21395250, 25674300, 32092875, 42790500, 64185750, 128371500]

約数ペア:

[(1, 128371500), (2, 64185750), (3, 42790500), (4, 32092875), (5, 25674300), (6, 21395250), (9, 14263500), (10, 12837150), (12, 10697625), (15, 8558100), (18, 7131750), (20, 6418575), (25, 5134860), (27, 4754500), (30, 4279050), (36, 3565875), (37, 3469500), (45, 2852700), (50, 2567430), (54, 2377250), (60, 2139525), (74, 1734750), (75, 1711620), (90, 1426350), (100, 1283715), (108, 1188625), (111, 1156500), (125, 1026972), (135, 950900), (148, 867375), (150, 855810), (180, 713175), (185, 693900), (222, 578250), (225, 570540), (250, 513486), (257, 499500), (270, 475450), (300, 427905), (333, 385500), (370, 346950), (375, 342324), (444, 289125), (450, 285270), (500, 256743), (514, 249750), (540, 237725), (555, 231300), (666, 192750), (675, 190180), (740, 173475), (750, 171162), (771, 166500), (900, 142635), (925, 138780), (999, 128500), (1028, 124875), (1110, 115650), (1125, 114108), (1285, 99900), (1332, 96375), (1350, 95090), (1500, 85581), (1542, 83250), (1665, 77100), (1850, 69390), (1998, 64250), (2220, 57825), (2250, 57054), (2313, 55500), (2570, 49950), (2700, 47545), (2775, 46260), (3084, 41625), (3330, 38550), (3375, 38036), (3700, 34695), (3855, 33300), (3996, 32125), (4500, 28527), (4625, 27756), (4626, 27750), (4995, 25700), (5140, 24975), (5550, 23130), (6425, 19980), (6660, 19275), (6750, 19018), (6939, 18500), (7710, 16650), (8325, 15420), (9250, 13878), (9252, 13875), (9509, 13500), (9990, 12850), (11100, 11565)]