81145260

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{21467}}^1$

素因数の和:21492

約数の個数: 96

約数和(自身を含む): 288529920

約数和(自身を除く): 207384660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 21467, 42934, 64401, 85868, 107335, 128802, 150269, 193203, 214670, 257604, 300538, 322005, 386406, 429340, 450807, 579609, 601076, 644010, 751345, 772812, 901614, 966015, 1159218, 1288020, 1352421, 1502690, 1803228, 1932030, 2254035, 2318436, 2704842, 2898045, 3005380, 3864060, 4057263, 4508070, 5409684, 5796090, 6762105, 8114526, 9016140, 11592180, 13524210, 16229052, 20286315, 27048420, 40572630, 81145260]

約数ペア:

[(1, 81145260), (2, 40572630), (3, 27048420), (4, 20286315), (5, 16229052), (6, 13524210), (7, 11592180), (9, 9016140), (10, 8114526), (12, 6762105), (14, 5796090), (15, 5409684), (18, 4508070), (20, 4057263), (21, 3864060), (27, 3005380), (28, 2898045), (30, 2704842), (35, 2318436), (36, 2254035), (42, 1932030), (45, 1803228), (54, 1502690), (60, 1352421), (63, 1288020), (70, 1159218), (84, 966015), (90, 901614), (105, 772812), (108, 751345), (126, 644010), (135, 601076), (140, 579609), (180, 450807), (189, 429340), (210, 386406), (252, 322005), (270, 300538), (315, 257604), (378, 214670), (420, 193203), (540, 150269), (630, 128802), (756, 107335), (945, 85868), (1260, 64401), (1890, 42934), (3780, 21467)]