7646720

素因数分解:

$2^9\times 5^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:155

約数の個数: 80

約数和(自身を含む): 19150560

約数和(自身を除く): 11503840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 103, 116, 128, 145, 160, 206, 232, 256, 290, 320, 412, 464, 512, 515, 580, 640, 824, 928, 1030, 1160, 1280, 1648, 1856, 2060, 2320, 2560, 2987, 3296, 3712, 4120, 4640, 5974, 6592, 7424, 8240, 9280, 11948, 13184, 14848, 14935, 16480, 18560, 23896, 26368, 29870, 32960, 37120, 47792, 52736, 59740, 65920, 74240, 95584, 119480, 131840, 191168, 238960, 263680, 382336, 477920, 764672, 955840, 1529344, 1911680, 3823360, 7646720]

約数ペア:

[(1, 7646720), (2, 3823360), (4, 1911680), (5, 1529344), (8, 955840), (10, 764672), (16, 477920), (20, 382336), (29, 263680), (32, 238960), (40, 191168), (58, 131840), (64, 119480), (80, 95584), (103, 74240), (116, 65920), (128, 59740), (145, 52736), (160, 47792), (206, 37120), (232, 32960), (256, 29870), (290, 26368), (320, 23896), (412, 18560), (464, 16480), (512, 14935), (515, 14848), (580, 13184), (640, 11948), (824, 9280), (928, 8240), (1030, 7424), (1160, 6592), (1280, 5974), (1648, 4640), (1856, 4120), (2060, 3712), (2320, 3296), (2560, 2987)]