160087840

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{8269}}^1$

素因数の和:8306

約数の個数: 72

約数和(自身を含む): 415765980

約数和(自身を除く): 255678140

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 176, 220, 242, 352, 440, 484, 605, 880, 968, 1210, 1760, 1936, 2420, 3872, 4840, 8269, 9680, 16538, 19360, 33076, 41345, 66152, 82690, 90959, 132304, 165380, 181918, 264608, 330760, 363836, 454795, 661520, 727672, 909590, 1000549, 1323040, 1455344, 1819180, 2001098, 2910688, 3638360, 4002196, 5002745, 7276720, 8004392, 10005490, 14553440, 16008784, 20010980, 32017568, 40021960, 80043920, 160087840]

約数ペア:

[(1, 160087840), (2, 80043920), (4, 40021960), (5, 32017568), (8, 20010980), (10, 16008784), (11, 14553440), (16, 10005490), (20, 8004392), (22, 7276720), (32, 5002745), (40, 4002196), (44, 3638360), (55, 2910688), (80, 2001098), (88, 1819180), (110, 1455344), (121, 1323040), (160, 1000549), (176, 909590), (220, 727672), (242, 661520), (352, 454795), (440, 363836), (484, 330760), (605, 264608), (880, 181918), (968, 165380), (1210, 132304), (1760, 90959), (1936, 82690), (2420, 66152), (3872, 41345), (4840, 33076), (8269, 19360), (9680, 16538)]