261281376

素因数分解:

$2^5\times 3^5\times {\mathrm{33601}}^1$

素因数の和:33626

約数の個数: 72

約数和(自身を含む): 770561064

約数和(自身を除く): 509279688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 162, 216, 243, 288, 324, 432, 486, 648, 864, 972, 1296, 1944, 2592, 3888, 7776, 33601, 67202, 100803, 134404, 201606, 268808, 302409, 403212, 537616, 604818, 806424, 907227, 1075232, 1209636, 1612848, 1814454, 2419272, 2721681, 3225696, 3628908, 4838544, 5443362, 7257816, 8165043, 9677088, 10886724, 14515632, 16330086, 21773448, 29031264, 32660172, 43546896, 65320344, 87093792, 130640688, 261281376]

約数ペア:

[(1, 261281376), (2, 130640688), (3, 87093792), (4, 65320344), (6, 43546896), (8, 32660172), (9, 29031264), (12, 21773448), (16, 16330086), (18, 14515632), (24, 10886724), (27, 9677088), (32, 8165043), (36, 7257816), (48, 5443362), (54, 4838544), (72, 3628908), (81, 3225696), (96, 2721681), (108, 2419272), (144, 1814454), (162, 1612848), (216, 1209636), (243, 1075232), (288, 907227), (324, 806424), (432, 604818), (486, 537616), (648, 403212), (864, 302409), (972, 268808), (1296, 201606), (1944, 134404), (2592, 100803), (3888, 67202), (7776, 33601)]