689496960

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{853}}^1$

素因数の和:1296

約数の個数: 128

約数和(自身を含む): 2205574560

約数和(自身を除く): 1516077600

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, 320, 384, 421, 480, 640, 842, 853, 960, 1263, 1684, 1706, 1920, 2105, 2526, 2559, 3368, 3412, 4210, 4265, 5052, 5118, 6315, 6736, 6824, 8420, 8530, 10104, 10236, 12630, 12795, 13472, 13648, 16840, 17060, 20208, 20472, 25260, 25590, 26944, 27296, 33680, 34120, 40416, 40944, 50520, 51180, 53888, 54592, 67360, 68240, 80832, 81888, 101040, 102360, 109184, 134720, 136480, 161664, 163776, 202080, 204720, 269440, 272960, 327552, 359113, 404160, 409440, 545920, 718226, 808320, 818880, 1077339, 1436452, 1637760, 1795565, 2154678, 2872904, 3591130, 4309356, 5386695, 5745808, 7182260, 8618712, 10773390, 11491616, 14364520, 17237424, 21546780, 22983232, 28729040, 34474848, 43093560, 45966464, 57458080, 68949696, 86187120, 114916160, 137899392, 172374240, 229832320, 344748480, 689496960]

約数ペア:

[(1, 689496960), (2, 344748480), (3, 229832320), (4, 172374240), (5, 137899392), (6, 114916160), (8, 86187120), (10, 68949696), (12, 57458080), (15, 45966464), (16, 43093560), (20, 34474848), (24, 28729040), (30, 22983232), (32, 21546780), (40, 17237424), (48, 14364520), (60, 11491616), (64, 10773390), (80, 8618712), (96, 7182260), (120, 5745808), (128, 5386695), (160, 4309356), (192, 3591130), (240, 2872904), (320, 2154678), (384, 1795565), (421, 1637760), (480, 1436452), (640, 1077339), (842, 818880), (853, 808320), (960, 718226), (1263, 545920), (1684, 409440), (1706, 404160), (1920, 359113), (2105, 327552), (2526, 272960), (2559, 269440), (3368, 204720), (3412, 202080), (4210, 163776), (4265, 161664), (5052, 136480), (5118, 134720), (6315, 109184), (6736, 102360), (6824, 101040), (8420, 81888), (8530, 80832), (10104, 68240), (10236, 67360), (12630, 54592), (12795, 53888), (13472, 51180), (13648, 50520), (16840, 40944), (17060, 40416), (20208, 34120), (20472, 33680), (25260, 27296), (25590, 26944)]