261942170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{8563}}^1$

素因数の和:8619

約数の個数: 64

約数和(自身を含む): 591943680

約数和(自身を除く): 330001510

約数列:

[1, 2, 5, 7, 10, 14, 19, 23, 35, 38, 46, 70, 95, 115, 133, 161, 190, 230, 266, 322, 437, 665, 805, 874, 1330, 1610, 2185, 3059, 4370, 6118, 8563, 15295, 17126, 30590, 42815, 59941, 85630, 119882, 162697, 196949, 299705, 325394, 393898, 599410, 813485, 984745, 1138879, 1378643, 1626970, 1969490, 2277758, 2757286, 3742031, 5694395, 6893215, 7484062, 11388790, 13786430, 18710155, 26194217, 37420310, 52388434, 130971085, 261942170]

約数ペア:

[(1, 261942170), (2, 130971085), (5, 52388434), (7, 37420310), (10, 26194217), (14, 18710155), (19, 13786430), (23, 11388790), (35, 7484062), (38, 6893215), (46, 5694395), (70, 3742031), (95, 2757286), (115, 2277758), (133, 1969490), (161, 1626970), (190, 1378643), (230, 1138879), (266, 984745), (322, 813485), (437, 599410), (665, 393898), (805, 325394), (874, 299705), (1330, 196949), (1610, 162697), (2185, 119882), (3059, 85630), (4370, 59941), (6118, 42815), (8563, 30590), (15295, 17126)]