81074178

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:256

約数の個数: 96

約数和(自身を含む): 195624000

約数和(自身を除く): 114549822

約数列:

[1, 2, 3, 6, 9, 18, 19, 37, 38, 43, 57, 74, 86, 111, 114, 129, 149, 171, 222, 258, 298, 333, 342, 387, 447, 666, 703, 774, 817, 894, 1341, 1406, 1591, 1634, 2109, 2451, 2682, 2831, 3182, 4218, 4773, 4902, 5513, 5662, 6327, 6407, 7353, 8493, 9546, 11026, 12654, 12814, 14319, 14706, 16539, 16986, 19221, 25479, 28638, 30229, 33078, 38442, 49617, 50958, 57663, 60458, 90687, 99234, 104747, 115326, 121733, 181374, 209494, 237059, 243466, 272061, 314241, 365199, 474118, 544122, 628482, 711177, 730398, 942723, 1095597, 1422354, 1885446, 2133531, 2191194, 4267062, 4504121, 9008242, 13512363, 27024726, 40537089, 81074178]

約数ペア:

[(1, 81074178), (2, 40537089), (3, 27024726), (6, 13512363), (9, 9008242), (18, 4504121), (19, 4267062), (37, 2191194), (38, 2133531), (43, 1885446), (57, 1422354), (74, 1095597), (86, 942723), (111, 730398), (114, 711177), (129, 628482), (149, 544122), (171, 474118), (222, 365199), (258, 314241), (298, 272061), (333, 243466), (342, 237059), (387, 209494), (447, 181374), (666, 121733), (703, 115326), (774, 104747), (817, 99234), (894, 90687), (1341, 60458), (1406, 57663), (1591, 50958), (1634, 49617), (2109, 38442), (2451, 33078), (2682, 30229), (2831, 28638), (3182, 25479), (4218, 19221), (4773, 16986), (4902, 16539), (5513, 14706), (5662, 14319), (6327, 12814), (6407, 12654), (7353, 11026), (8493, 9546)]