1268421120

素因数分解:

$2^9\times 3^5\times 5^1\times {\mathrm{2039}}^1$

素因数の和:2077

約数の個数: 240

約数和(自身を含む): 4557833280

約数和(自身を除く): 3289412160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 243, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 512, 540, 576, 640, 648, 720, 768, 810, 864, 960, 972, 1080, 1152, 1215, 1280, 1296, 1440, 1536, 1620, 1728, 1920, 1944, 2039, 2160, 2304, 2430, 2560, 2592, 2880, 3240, 3456, 3840, 3888, 4078, 4320, 4608, 4860, 5184, 5760, 6117, 6480, 6912, 7680, 7776, 8156, 8640, 9720, 10195, 10368, 11520, 12234, 12960, 13824, 15552, 16312, 17280, 18351, 19440, 20390, 20736, 23040, 24468, 25920, 30585, 31104, 32624, 34560, 36702, 38880, 40780, 41472, 48936, 51840, 55053, 61170, 62208, 65248, 69120, 73404, 77760, 81560, 91755, 97872, 103680, 110106, 122340, 124416, 130496, 146808, 155520, 163120, 165159, 183510, 195744, 207360, 220212, 244680, 260992, 275265, 293616, 311040, 326240, 330318, 367020, 391488, 440424, 489360, 495477, 521984, 550530, 587232, 622080, 652480, 660636, 734040, 782976, 825795, 880848, 978720, 990954, 1043968, 1101060, 1174464, 1304960, 1321272, 1468080, 1565952, 1651590, 1761696, 1957440, 1981908, 2202120, 2348928, 2477385, 2609920, 2642544, 2936160, 3131904, 3303180, 3523392, 3914880, 3963816, 4404240, 4697856, 4954770, 5219840, 5285088, 5872320, 6606360, 7046784, 7829760, 7927632, 8808480, 9395712, 9909540, 10570176, 11744640, 13212720, 14093568, 15659520, 15855264, 17616960, 19819080, 21140352, 23489280, 26425440, 28187136, 31710528, 35233920, 39638160, 42280704, 46978560, 52850880, 63421056, 70467840, 79276320, 84561408, 105701760, 126842112, 140935680, 158552640, 211403520, 253684224, 317105280, 422807040, 634210560, 1268421120]

約数ペア:

[(1, 1268421120), (2, 634210560), (3, 422807040), (4, 317105280), (5, 253684224), (6, 211403520), (8, 158552640), (9, 140935680), (10, 126842112), (12, 105701760), (15, 84561408), (16, 79276320), (18, 70467840), (20, 63421056), (24, 52850880), (27, 46978560), (30, 42280704), (32, 39638160), (36, 35233920), (40, 31710528), (45, 28187136), (48, 26425440), (54, 23489280), (60, 21140352), (64, 19819080), (72, 17616960), (80, 15855264), (81, 15659520), (90, 14093568), (96, 13212720), (108, 11744640), (120, 10570176), (128, 9909540), (135, 9395712), (144, 8808480), (160, 7927632), (162, 7829760), (180, 7046784), (192, 6606360), (216, 5872320), (240, 5285088), (243, 5219840), (256, 4954770), (270, 4697856), (288, 4404240), (320, 3963816), (324, 3914880), (360, 3523392), (384, 3303180), (405, 3131904), (432, 2936160), (480, 2642544), (486, 2609920), (512, 2477385), (540, 2348928), (576, 2202120), (640, 1981908), (648, 1957440), (720, 1761696), (768, 1651590), (810, 1565952), (864, 1468080), (960, 1321272), (972, 1304960), (1080, 1174464), (1152, 1101060), (1215, 1043968), (1280, 990954), (1296, 978720), (1440, 880848), (1536, 825795), (1620, 782976), (1728, 734040), (1920, 660636), (1944, 652480), (2039, 622080), (2160, 587232), (2304, 550530), (2430, 521984), (2560, 495477), (2592, 489360), (2880, 440424), (3240, 391488), (3456, 367020), (3840, 330318), (3888, 326240), (4078, 311040), (4320, 293616), (4608, 275265), (4860, 260992), (5184, 244680), (5760, 220212), (6117, 207360), (6480, 195744), (6912, 183510), (7680, 165159), (7776, 163120), (8156, 155520), (8640, 146808), (9720, 130496), (10195, 124416), (10368, 122340), (11520, 110106), (12234, 103680), (12960, 97872), (13824, 91755), (15552, 81560), (16312, 77760), (17280, 73404), (18351, 69120), (19440, 65248), (20390, 62208), (20736, 61170), (23040, 55053), (24468, 51840), (25920, 48936), (30585, 41472), (31104, 40780), (32624, 38880), (34560, 36702)]