210826928

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{547}}^1$

素因数の和:694

約数の個数: 80

約数和(自身を含む): 470907360

約数和(自身を除く): 260080432

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 109, 136, 208, 218, 221, 272, 436, 442, 547, 872, 884, 1094, 1417, 1744, 1768, 1853, 2188, 2834, 3536, 3706, 4376, 5668, 7111, 7412, 8752, 9299, 11336, 14222, 14824, 18598, 22672, 24089, 28444, 29648, 37196, 48178, 56888, 59623, 74392, 96356, 113776, 119246, 120887, 148784, 192712, 238492, 241774, 385424, 476984, 483548, 775099, 953968, 967096, 1013591, 1550198, 1934192, 2027182, 3100396, 4054364, 6200792, 8108728, 12401584, 13176683, 16217456, 26353366, 52706732, 105413464, 210826928]

約数ペア:

[(1, 210826928), (2, 105413464), (4, 52706732), (8, 26353366), (13, 16217456), (16, 13176683), (17, 12401584), (26, 8108728), (34, 6200792), (52, 4054364), (68, 3100396), (104, 2027182), (109, 1934192), (136, 1550198), (208, 1013591), (218, 967096), (221, 953968), (272, 775099), (436, 483548), (442, 476984), (547, 385424), (872, 241774), (884, 238492), (1094, 192712), (1417, 148784), (1744, 120887), (1768, 119246), (1853, 113776), (2188, 96356), (2834, 74392), (3536, 59623), (3706, 56888), (4376, 48178), (5668, 37196), (7111, 29648), (7412, 28444), (8752, 24089), (9299, 22672), (11336, 18598), (14222, 14824)]