269396720

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{1103}}^1$

素因数の和:1230

約数の個数: 80

約数和(自身を含む): 650529792

約数和(自身を除く): 381133072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 71, 80, 86, 142, 172, 215, 284, 344, 355, 430, 568, 688, 710, 860, 1103, 1136, 1420, 1720, 2206, 2840, 3053, 3440, 4412, 5515, 5680, 6106, 8824, 11030, 12212, 15265, 17648, 22060, 24424, 30530, 44120, 47429, 48848, 61060, 78313, 88240, 94858, 122120, 156626, 189716, 237145, 244240, 313252, 379432, 391565, 474290, 626504, 758864, 783130, 948580, 1253008, 1566260, 1897160, 3132520, 3367459, 3794320, 6265040, 6734918, 13469836, 16837295, 26939672, 33674590, 53879344, 67349180, 134698360, 269396720]

約数ペア:

[(1, 269396720), (2, 134698360), (4, 67349180), (5, 53879344), (8, 33674590), (10, 26939672), (16, 16837295), (20, 13469836), (40, 6734918), (43, 6265040), (71, 3794320), (80, 3367459), (86, 3132520), (142, 1897160), (172, 1566260), (215, 1253008), (284, 948580), (344, 783130), (355, 758864), (430, 626504), (568, 474290), (688, 391565), (710, 379432), (860, 313252), (1103, 244240), (1136, 237145), (1420, 189716), (1720, 156626), (2206, 122120), (2840, 94858), (3053, 88240), (3440, 78313), (4412, 61060), (5515, 48848), (5680, 47429), (6106, 44120), (8824, 30530), (11030, 24424), (12212, 22060), (15265, 17648)]