261309180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{35993}}^1$

素因数の和:36027

約数の個数: 72

約数和(自身を含む): 804249936

約数和(自身を除く): 542940756

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 121, 132, 165, 220, 242, 330, 363, 484, 605, 660, 726, 1210, 1452, 1815, 2420, 3630, 7260, 35993, 71986, 107979, 143972, 179965, 215958, 359930, 395923, 431916, 539895, 719860, 791846, 1079790, 1187769, 1583692, 1979615, 2159580, 2375538, 3959230, 4355153, 4751076, 5938845, 7918460, 8710306, 11877690, 13065459, 17420612, 21775765, 23755380, 26130918, 43551530, 52261836, 65327295, 87103060, 130654590, 261309180]

約数ペア:

[(1, 261309180), (2, 130654590), (3, 87103060), (4, 65327295), (5, 52261836), (6, 43551530), (10, 26130918), (11, 23755380), (12, 21775765), (15, 17420612), (20, 13065459), (22, 11877690), (30, 8710306), (33, 7918460), (44, 5938845), (55, 4751076), (60, 4355153), (66, 3959230), (110, 2375538), (121, 2159580), (132, 1979615), (165, 1583692), (220, 1187769), (242, 1079790), (330, 791846), (363, 719860), (484, 539895), (605, 431916), (660, 395923), (726, 359930), (1210, 215958), (1452, 179965), (1815, 143972), (2420, 107979), (3630, 71986), (7260, 35993)]