28371600

素因数分解:

$2^4\times 3^3\times 5^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:135

約数の個数: 240

約数和(自身を含む): 105171840

約数和(自身を除く): 76800240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 36, 37, 40, 45, 48, 50, 54, 60, 71, 72, 74, 75, 80, 90, 100, 108, 111, 120, 135, 142, 144, 148, 150, 180, 185, 200, 213, 216, 222, 225, 240, 270, 284, 296, 300, 333, 355, 360, 370, 400, 426, 432, 444, 450, 540, 555, 568, 592, 600, 639, 666, 675, 710, 720, 740, 852, 888, 900, 925, 999, 1065, 1080, 1110, 1136, 1200, 1278, 1332, 1350, 1420, 1480, 1665, 1704, 1775, 1776, 1800, 1850, 1917, 1998, 2130, 2160, 2220, 2556, 2627, 2664, 2700, 2775, 2840, 2960, 3195, 3330, 3408, 3550, 3600, 3700, 3834, 3996, 4260, 4440, 4995, 5112, 5254, 5325, 5328, 5400, 5550, 5680, 6390, 6660, 7100, 7400, 7668, 7881, 7992, 8325, 8520, 8880, 9585, 9990, 10224, 10508, 10650, 10800, 11100, 12780, 13135, 13320, 14200, 14800, 15336, 15762, 15975, 15984, 16650, 17040, 19170, 19980, 21016, 21300, 22200, 23643, 24975, 25560, 26270, 26640, 28400, 30672, 31524, 31950, 33300, 38340, 39405, 39960, 42032, 42600, 44400, 47286, 47925, 49950, 51120, 52540, 63048, 63900, 65675, 66600, 70929, 76680, 78810, 79920, 85200, 94572, 95850, 99900, 105080, 118215, 126096, 127800, 131350, 133200, 141858, 153360, 157620, 189144, 191700, 197025, 199800, 210160, 236430, 255600, 262700, 283716, 315240, 354645, 378288, 383400, 394050, 399600, 472860, 525400, 567432, 591075, 630480, 709290, 766800, 788100, 945720, 1050800, 1134864, 1182150, 1418580, 1576200, 1773225, 1891440, 2364300, 2837160, 3152400, 3546450, 4728600, 5674320, 7092900, 9457200, 14185800, 28371600]

約数ペア:

[(1, 28371600), (2, 14185800), (3, 9457200), (4, 7092900), (5, 5674320), (6, 4728600), (8, 3546450), (9, 3152400), (10, 2837160), (12, 2364300), (15, 1891440), (16, 1773225), (18, 1576200), (20, 1418580), (24, 1182150), (25, 1134864), (27, 1050800), (30, 945720), (36, 788100), (37, 766800), (40, 709290), (45, 630480), (48, 591075), (50, 567432), (54, 525400), (60, 472860), (71, 399600), (72, 394050), (74, 383400), (75, 378288), (80, 354645), (90, 315240), (100, 283716), (108, 262700), (111, 255600), (120, 236430), (135, 210160), (142, 199800), (144, 197025), (148, 191700), (150, 189144), (180, 157620), (185, 153360), (200, 141858), (213, 133200), (216, 131350), (222, 127800), (225, 126096), (240, 118215), (270, 105080), (284, 99900), (296, 95850), (300, 94572), (333, 85200), (355, 79920), (360, 78810), (370, 76680), (400, 70929), (426, 66600), (432, 65675), (444, 63900), (450, 63048), (540, 52540), (555, 51120), (568, 49950), (592, 47925), (600, 47286), (639, 44400), (666, 42600), (675, 42032), (710, 39960), (720, 39405), (740, 38340), (852, 33300), (888, 31950), (900, 31524), (925, 30672), (999, 28400), (1065, 26640), (1080, 26270), (1110, 25560), (1136, 24975), (1200, 23643), (1278, 22200), (1332, 21300), (1350, 21016), (1420, 19980), (1480, 19170), (1665, 17040), (1704, 16650), (1775, 15984), (1776, 15975), (1800, 15762), (1850, 15336), (1917, 14800), (1998, 14200), (2130, 13320), (2160, 13135), (2220, 12780), (2556, 11100), (2627, 10800), (2664, 10650), (2700, 10508), (2775, 10224), (2840, 9990), (2960, 9585), (3195, 8880), (3330, 8520), (3408, 8325), (3550, 7992), (3600, 7881), (3700, 7668), (3834, 7400), (3996, 7100), (4260, 6660), (4440, 6390), (4995, 5680), (5112, 5550), (5254, 5400), (5325, 5328)]