21469440

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{5591}}^1$

素因数の和:5615

約数の個数: 72

約数和(自身を含む): 68580288

約数和(自身を除く): 47110848

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 5591, 11182, 16773, 22364, 27955, 33546, 44728, 55910, 67092, 83865, 89456, 111820, 134184, 167730, 178912, 223640, 268368, 335460, 357824, 447280, 536736, 670920, 715648, 894560, 1073472, 1341840, 1431296, 1789120, 2146944, 2683680, 3578240, 4293888, 5367360, 7156480, 10734720, 21469440]

約数ペア:

[(1, 21469440), (2, 10734720), (3, 7156480), (4, 5367360), (5, 4293888), (6, 3578240), (8, 2683680), (10, 2146944), (12, 1789120), (15, 1431296), (16, 1341840), (20, 1073472), (24, 894560), (30, 715648), (32, 670920), (40, 536736), (48, 447280), (60, 357824), (64, 335460), (80, 268368), (96, 223640), (120, 178912), (128, 167730), (160, 134184), (192, 111820), (240, 89456), (256, 83865), (320, 67092), (384, 55910), (480, 44728), (640, 33546), (768, 27955), (960, 22364), (1280, 16773), (1920, 11182), (3840, 5591)]