21949440

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{1429}}^1$

素因数の和:1457

約数の個数: 88

約数和(自身を含む): 70253040

約数和(自身を除く): 48303600

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, 512, 640, 768, 960, 1024, 1280, 1429, 1536, 1920, 2560, 2858, 3072, 3840, 4287, 5120, 5716, 7145, 7680, 8574, 11432, 14290, 15360, 17148, 21435, 22864, 28580, 34296, 42870, 45728, 57160, 68592, 85740, 91456, 114320, 137184, 171480, 182912, 228640, 274368, 342960, 365824, 457280, 548736, 685920, 731648, 914560, 1097472, 1371840, 1463296, 1829120, 2194944, 2743680, 3658240, 4389888, 5487360, 7316480, 10974720, 21949440]

約数ペア:

[(1, 21949440), (2, 10974720), (3, 7316480), (4, 5487360), (5, 4389888), (6, 3658240), (8, 2743680), (10, 2194944), (12, 1829120), (15, 1463296), (16, 1371840), (20, 1097472), (24, 914560), (30, 731648), (32, 685920), (40, 548736), (48, 457280), (60, 365824), (64, 342960), (80, 274368), (96, 228640), (120, 182912), (128, 171480), (160, 137184), (192, 114320), (240, 91456), (256, 85740), (320, 68592), (384, 57160), (480, 45728), (512, 42870), (640, 34296), (768, 28580), (960, 22864), (1024, 21435), (1280, 17148), (1429, 15360), (1536, 14290), (1920, 11432), (2560, 8574), (2858, 7680), (3072, 7145), (3840, 5716), (4287, 5120)]