15747840

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{1367}}^1$

素因数の和:1394

約数の個数: 108

約数和(自身を含む): 54525744

約数和(自身を除く): 38777904

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1367, 1440, 1920, 2304, 2734, 2880, 3840, 4101, 5468, 5760, 6835, 8202, 10936, 11520, 12303, 13670, 16404, 20505, 21872, 24606, 27340, 32808, 41010, 43744, 49212, 54680, 61515, 65616, 82020, 87488, 98424, 109360, 123030, 131232, 164040, 174976, 196848, 218720, 246060, 262464, 328080, 349952, 393696, 437440, 492120, 524928, 656160, 787392, 874880, 984240, 1049856, 1312320, 1574784, 1749760, 1968480, 2624640, 3149568, 3936960, 5249280, 7873920, 15747840]

約数ペア:

[(1, 15747840), (2, 7873920), (3, 5249280), (4, 3936960), (5, 3149568), (6, 2624640), (8, 1968480), (9, 1749760), (10, 1574784), (12, 1312320), (15, 1049856), (16, 984240), (18, 874880), (20, 787392), (24, 656160), (30, 524928), (32, 492120), (36, 437440), (40, 393696), (45, 349952), (48, 328080), (60, 262464), (64, 246060), (72, 218720), (80, 196848), (90, 174976), (96, 164040), (120, 131232), (128, 123030), (144, 109360), (160, 98424), (180, 87488), (192, 82020), (240, 65616), (256, 61515), (288, 54680), (320, 49212), (360, 43744), (384, 41010), (480, 32808), (576, 27340), (640, 24606), (720, 21872), (768, 20505), (960, 16404), (1152, 13670), (1280, 12303), (1367, 11520), (1440, 10936), (1920, 8202), (2304, 6835), (2734, 5760), (2880, 5468), (3840, 4101)]