81504456

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{433}}^1$

素因数の和:507

約数の個数: 128

約数和(自身を含む): 239984640

約数和(自身を除く): 158480184

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 23, 24, 31, 33, 44, 46, 62, 66, 69, 88, 92, 93, 124, 132, 138, 184, 186, 248, 253, 264, 276, 341, 372, 433, 506, 552, 682, 713, 744, 759, 866, 1012, 1023, 1299, 1364, 1426, 1518, 1732, 2024, 2046, 2139, 2598, 2728, 2852, 3036, 3464, 4092, 4278, 4763, 5196, 5704, 6072, 7843, 8184, 8556, 9526, 9959, 10392, 13423, 14289, 15686, 17112, 19052, 19918, 23529, 26846, 28578, 29877, 31372, 38104, 39836, 40269, 47058, 53692, 57156, 59754, 62744, 79672, 80538, 94116, 107384, 109549, 114312, 119508, 147653, 161076, 188232, 219098, 239016, 295306, 308729, 322152, 328647, 438196, 442959, 590612, 617458, 657294, 876392, 885918, 926187, 1181224, 1234916, 1314588, 1771836, 1852374, 2469832, 2629176, 3396019, 3543672, 3704748, 6792038, 7409496, 10188057, 13584076, 20376114, 27168152, 40752228, 81504456]

約数ペア:

[(1, 81504456), (2, 40752228), (3, 27168152), (4, 20376114), (6, 13584076), (8, 10188057), (11, 7409496), (12, 6792038), (22, 3704748), (23, 3543672), (24, 3396019), (31, 2629176), (33, 2469832), (44, 1852374), (46, 1771836), (62, 1314588), (66, 1234916), (69, 1181224), (88, 926187), (92, 885918), (93, 876392), (124, 657294), (132, 617458), (138, 590612), (184, 442959), (186, 438196), (248, 328647), (253, 322152), (264, 308729), (276, 295306), (341, 239016), (372, 219098), (433, 188232), (506, 161076), (552, 147653), (682, 119508), (713, 114312), (744, 109549), (759, 107384), (866, 94116), (1012, 80538), (1023, 79672), (1299, 62744), (1364, 59754), (1426, 57156), (1518, 53692), (1732, 47058), (2024, 40269), (2046, 39836), (2139, 38104), (2598, 31372), (2728, 29877), (2852, 28578), (3036, 26846), (3464, 23529), (4092, 19918), (4278, 19052), (4763, 17112), (5196, 15686), (5704, 14289), (6072, 13423), (7843, 10392), (8184, 9959), (8556, 9526)]