726744640

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1103}}^1$

素因数の和:1220

約数の個数: 112

約数和(自身を含む): 1817095680

約数和(自身を除く): 1090351040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 71, 80, 116, 142, 145, 160, 232, 284, 290, 320, 355, 464, 568, 580, 710, 928, 1103, 1136, 1160, 1420, 1856, 2059, 2206, 2272, 2320, 2840, 4118, 4412, 4544, 4640, 5515, 5680, 8236, 8824, 9280, 10295, 11030, 11360, 16472, 17648, 20590, 22060, 22720, 31987, 32944, 35296, 41180, 44120, 63974, 65888, 70592, 78313, 82360, 88240, 127948, 131776, 156626, 159935, 164720, 176480, 255896, 313252, 319870, 329440, 352960, 391565, 511792, 626504, 639740, 658880, 783130, 1023584, 1253008, 1279480, 1566260, 2047168, 2271077, 2506016, 2558960, 3132520, 4542154, 5012032, 5117920, 6265040, 9084308, 10235840, 11355385, 12530080, 18168616, 22710770, 25060160, 36337232, 45421540, 72674464, 90843080, 145348928, 181686160, 363372320, 726744640]

約数ペア:

[(1, 726744640), (2, 363372320), (4, 181686160), (5, 145348928), (8, 90843080), (10, 72674464), (16, 45421540), (20, 36337232), (29, 25060160), (32, 22710770), (40, 18168616), (58, 12530080), (64, 11355385), (71, 10235840), (80, 9084308), (116, 6265040), (142, 5117920), (145, 5012032), (160, 4542154), (232, 3132520), (284, 2558960), (290, 2506016), (320, 2271077), (355, 2047168), (464, 1566260), (568, 1279480), (580, 1253008), (710, 1023584), (928, 783130), (1103, 658880), (1136, 639740), (1160, 626504), (1420, 511792), (1856, 391565), (2059, 352960), (2206, 329440), (2272, 319870), (2320, 313252), (2840, 255896), (4118, 176480), (4412, 164720), (4544, 159935), (4640, 156626), (5515, 131776), (5680, 127948), (8236, 88240), (8824, 82360), (9280, 78313), (10295, 70592), (11030, 65888), (11360, 63974), (16472, 44120), (17648, 41180), (20590, 35296), (22060, 32944), (22720, 31987)]