31495680

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{1367}}^1$

素因数の和:1396

約数の個数: 120

約数和(自身を含む): 109158192

約数和(自身を除く): 77662512

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, 512, 576, 640, 720, 768, 960, 1152, 1280, 1367, 1440, 1536, 1920, 2304, 2560, 2734, 2880, 3840, 4101, 4608, 5468, 5760, 6835, 7680, 8202, 10936, 11520, 12303, 13670, 16404, 20505, 21872, 23040, 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, 699904, 787392, 874880, 984240, 1049856, 1312320, 1574784, 1749760, 1968480, 2099712, 2624640, 3149568, 3499520, 3936960, 5249280, 6299136, 7873920, 10498560, 15747840, 31495680]

約数ペア:

[(1, 31495680), (2, 15747840), (3, 10498560), (4, 7873920), (5, 6299136), (6, 5249280), (8, 3936960), (9, 3499520), (10, 3149568), (12, 2624640), (15, 2099712), (16, 1968480), (18, 1749760), (20, 1574784), (24, 1312320), (30, 1049856), (32, 984240), (36, 874880), (40, 787392), (45, 699904), (48, 656160), (60, 524928), (64, 492120), (72, 437440), (80, 393696), (90, 349952), (96, 328080), (120, 262464), (128, 246060), (144, 218720), (160, 196848), (180, 174976), (192, 164040), (240, 131232), (256, 123030), (288, 109360), (320, 98424), (360, 87488), (384, 82020), (480, 65616), (512, 61515), (576, 54680), (640, 49212), (720, 43744), (768, 41010), (960, 32808), (1152, 27340), (1280, 24606), (1367, 23040), (1440, 21872), (1536, 20505), (1920, 16404), (2304, 13670), (2560, 12303), (2734, 11520), (2880, 10936), (3840, 8202), (4101, 7680), (4608, 6835), (5468, 5760)]