15223680

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{881}}^1$

素因数の和:909

約数の個数: 128

約数和(自身を含む): 53978400

約数和(自身を除く): 38754720

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, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 881, 960, 1080, 1152, 1440, 1728, 1762, 1920, 2160, 2643, 2880, 3456, 3524, 4320, 4405, 5286, 5760, 7048, 7929, 8640, 8810, 10572, 13215, 14096, 15858, 17280, 17620, 21144, 23787, 26430, 28192, 31716, 35240, 39645, 42288, 47574, 52860, 56384, 63432, 70480, 79290, 84576, 95148, 105720, 112768, 118935, 126864, 140960, 158580, 169152, 190296, 211440, 237870, 253728, 281920, 317160, 338304, 380592, 422880, 475740, 507456, 563840, 634320, 761184, 845760, 951480, 1014912, 1268640, 1522368, 1691520, 1902960, 2537280, 3044736, 3805920, 5074560, 7611840, 15223680]

約数ペア:

[(1, 15223680), (2, 7611840), (3, 5074560), (4, 3805920), (5, 3044736), (6, 2537280), (8, 1902960), (9, 1691520), (10, 1522368), (12, 1268640), (15, 1014912), (16, 951480), (18, 845760), (20, 761184), (24, 634320), (27, 563840), (30, 507456), (32, 475740), (36, 422880), (40, 380592), (45, 338304), (48, 317160), (54, 281920), (60, 253728), (64, 237870), (72, 211440), (80, 190296), (90, 169152), (96, 158580), (108, 140960), (120, 126864), (128, 118935), (135, 112768), (144, 105720), (160, 95148), (180, 84576), (192, 79290), (216, 70480), (240, 63432), (270, 56384), (288, 52860), (320, 47574), (360, 42288), (384, 39645), (432, 35240), (480, 31716), (540, 28192), (576, 26430), (640, 23787), (720, 21144), (864, 17620), (881, 17280), (960, 15858), (1080, 14096), (1152, 13215), (1440, 10572), (1728, 8810), (1762, 8640), (1920, 7929), (2160, 7048), (2643, 5760), (2880, 5286), (3456, 4405), (3524, 4320)]