81307512

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:238

約数の個数: 192

約数和(自身を含む): 265356000

約数和(自身を除く): 184048488

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 18, 22, 24, 26, 33, 36, 39, 44, 52, 53, 66, 72, 78, 88, 99, 104, 106, 117, 132, 143, 149, 156, 159, 198, 212, 234, 264, 286, 298, 312, 318, 396, 424, 429, 447, 468, 477, 572, 583, 596, 636, 689, 792, 858, 894, 936, 954, 1144, 1166, 1192, 1272, 1287, 1341, 1378, 1639, 1716, 1749, 1788, 1908, 1937, 2067, 2332, 2574, 2682, 2756, 3278, 3432, 3498, 3576, 3816, 3874, 4134, 4664, 4917, 5148, 5247, 5364, 5512, 5811, 6201, 6556, 6996, 7579, 7748, 7897, 8268, 9834, 10296, 10494, 10728, 11622, 12402, 13112, 13992, 14751, 15158, 15496, 15794, 16536, 17433, 19668, 20988, 21307, 22737, 23244, 23691, 24804, 29502, 30316, 31588, 34866, 39336, 41976, 42614, 45474, 46488, 47382, 49608, 59004, 60632, 63176, 63921, 68211, 69732, 71073, 85228, 86867, 90948, 94764, 102661, 118008, 127842, 136422, 139464, 142146, 170456, 173734, 181896, 189528, 191763, 205322, 255684, 260601, 272844, 284292, 307983, 347468, 383526, 410644, 511368, 521202, 545688, 568584, 615966, 694936, 767052, 781803, 821288, 923949, 1042404, 1129271, 1231932, 1534104, 1563606, 1847898, 2084808, 2258542, 2463864, 3127212, 3387813, 3695796, 4517084, 6254424, 6775626, 7391592, 9034168, 10163439, 13551252, 20326878, 27102504, 40653756, 81307512]

約数ペア:

[(1, 81307512), (2, 40653756), (3, 27102504), (4, 20326878), (6, 13551252), (8, 10163439), (9, 9034168), (11, 7391592), (12, 6775626), (13, 6254424), (18, 4517084), (22, 3695796), (24, 3387813), (26, 3127212), (33, 2463864), (36, 2258542), (39, 2084808), (44, 1847898), (52, 1563606), (53, 1534104), (66, 1231932), (72, 1129271), (78, 1042404), (88, 923949), (99, 821288), (104, 781803), (106, 767052), (117, 694936), (132, 615966), (143, 568584), (149, 545688), (156, 521202), (159, 511368), (198, 410644), (212, 383526), (234, 347468), (264, 307983), (286, 284292), (298, 272844), (312, 260601), (318, 255684), (396, 205322), (424, 191763), (429, 189528), (447, 181896), (468, 173734), (477, 170456), (572, 142146), (583, 139464), (596, 136422), (636, 127842), (689, 118008), (792, 102661), (858, 94764), (894, 90948), (936, 86867), (954, 85228), (1144, 71073), (1166, 69732), (1192, 68211), (1272, 63921), (1287, 63176), (1341, 60632), (1378, 59004), (1639, 49608), (1716, 47382), (1749, 46488), (1788, 45474), (1908, 42614), (1937, 41976), (2067, 39336), (2332, 34866), (2574, 31588), (2682, 30316), (2756, 29502), (3278, 24804), (3432, 23691), (3498, 23244), (3576, 22737), (3816, 21307), (3874, 20988), (4134, 19668), (4664, 17433), (4917, 16536), (5148, 15794), (5247, 15496), (5364, 15158), (5512, 14751), (5811, 13992), (6201, 13112), (6556, 12402), (6996, 11622), (7579, 10728), (7748, 10494), (7897, 10296), (8268, 9834)]