9981680640

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{649849}}^1$

素因数の和:649877

約数の個数: 88

約数和(自身を含む): 31925830800

約数和(自身を除く): 21944150160

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, 2560, 3072, 3840, 5120, 7680, 15360, 649849, 1299698, 1949547, 2599396, 3249245, 3899094, 5198792, 6498490, 7798188, 9747735, 10397584, 12996980, 15596376, 19495470, 20795168, 25993960, 31192752, 38990940, 41590336, 51987920, 62385504, 77981880, 83180672, 103975840, 124771008, 155963760, 166361344, 207951680, 249542016, 311927520, 332722688, 415903360, 499084032, 623855040, 665445376, 831806720, 998168064, 1247710080, 1663613440, 1996336128, 2495420160, 3327226880, 4990840320, 9981680640]

約数ペア:

[(1, 9981680640), (2, 4990840320), (3, 3327226880), (4, 2495420160), (5, 1996336128), (6, 1663613440), (8, 1247710080), (10, 998168064), (12, 831806720), (15, 665445376), (16, 623855040), (20, 499084032), (24, 415903360), (30, 332722688), (32, 311927520), (40, 249542016), (48, 207951680), (60, 166361344), (64, 155963760), (80, 124771008), (96, 103975840), (120, 83180672), (128, 77981880), (160, 62385504), (192, 51987920), (240, 41590336), (256, 38990940), (320, 31192752), (384, 25993960), (480, 20795168), (512, 19495470), (640, 15596376), (768, 12996980), (960, 10397584), (1024, 9747735), (1280, 7798188), (1536, 6498490), (1920, 5198792), (2560, 3899094), (3072, 3249245), (3840, 2599396), (5120, 1949547), (7680, 1299698), (15360, 649849)]