399636480

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{13009}}^1$

素因数の和:13039

約数の個数: 96

約数和(自身を含む): 1278622800

約数和(自身を除く): 878986320

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, 1536, 1920, 2048, 2560, 3072, 3840, 5120, 6144, 7680, 10240, 13009, 15360, 26018, 30720, 39027, 52036, 65045, 78054, 104072, 130090, 156108, 195135, 208144, 260180, 312216, 390270, 416288, 520360, 624432, 780540, 832576, 1040720, 1248864, 1561080, 1665152, 2081440, 2497728, 3122160, 3330304, 4162880, 4995456, 6244320, 6660608, 8325760, 9990912, 12488640, 13321216, 16651520, 19981824, 24977280, 26642432, 33303040, 39963648, 49954560, 66606080, 79927296, 99909120, 133212160, 199818240, 399636480]

約数ペア:

[(1, 399636480), (2, 199818240), (3, 133212160), (4, 99909120), (5, 79927296), (6, 66606080), (8, 49954560), (10, 39963648), (12, 33303040), (15, 26642432), (16, 24977280), (20, 19981824), (24, 16651520), (30, 13321216), (32, 12488640), (40, 9990912), (48, 8325760), (60, 6660608), (64, 6244320), (80, 4995456), (96, 4162880), (120, 3330304), (128, 3122160), (160, 2497728), (192, 2081440), (240, 1665152), (256, 1561080), (320, 1248864), (384, 1040720), (480, 832576), (512, 780540), (640, 624432), (768, 520360), (960, 416288), (1024, 390270), (1280, 312216), (1536, 260180), (1920, 208144), (2048, 195135), (2560, 156108), (3072, 130090), (3840, 104072), (5120, 78054), (6144, 65045), (7680, 52036), (10240, 39027), (13009, 30720), (15360, 26018)]