81212208

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:152

約数の個数: 240

約数和(自身を含む): 276160896

約数和(自身を除く): 194948688

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 33, 42, 43, 44, 48, 49, 56, 66, 73, 77, 84, 86, 88, 98, 112, 129, 132, 146, 147, 154, 168, 172, 176, 196, 219, 231, 258, 264, 292, 294, 301, 308, 336, 344, 392, 438, 462, 473, 511, 516, 528, 539, 584, 588, 602, 616, 688, 784, 803, 876, 903, 924, 946, 1022, 1032, 1078, 1168, 1176, 1204, 1232, 1419, 1533, 1606, 1617, 1752, 1806, 1848, 1892, 2044, 2064, 2107, 2156, 2352, 2408, 2409, 2838, 3066, 3139, 3212, 3234, 3311, 3504, 3577, 3612, 3696, 3784, 4088, 4214, 4312, 4816, 4818, 5621, 5676, 6132, 6278, 6321, 6424, 6468, 6622, 7154, 7224, 7568, 8176, 8428, 8624, 9417, 9636, 9933, 10731, 11242, 11352, 12264, 12556, 12642, 12848, 12936, 13244, 14308, 14448, 16856, 16863, 18834, 19272, 19866, 21462, 21973, 22484, 22704, 23177, 24528, 25112, 25284, 25872, 26488, 28616, 33712, 33726, 34529, 37668, 38544, 39347, 39732, 42924, 43946, 44968, 46354, 50224, 50568, 52976, 57232, 65919, 67452, 69058, 69531, 75336, 78694, 79464, 85848, 87892, 89936, 92708, 101136, 103587, 118041, 131838, 134904, 138116, 139062, 150672, 153811, 157388, 158928, 171696, 175784, 185416, 207174, 236082, 241703, 263676, 269808, 276232, 278124, 307622, 314776, 351568, 370832, 414348, 461433, 472164, 483406, 527352, 552464, 556248, 615244, 629552, 725109, 828696, 922866, 944328, 966812, 1054704, 1112496, 1230488, 1450218, 1657392, 1691921, 1845732, 1888656, 1933624, 2460976, 2900436, 3383842, 3691464, 3867248, 5075763, 5800872, 6767684, 7382928, 10151526, 11601744, 13535368, 20303052, 27070736, 40606104, 81212208]

約数ペア:

[(1, 81212208), (2, 40606104), (3, 27070736), (4, 20303052), (6, 13535368), (7, 11601744), (8, 10151526), (11, 7382928), (12, 6767684), (14, 5800872), (16, 5075763), (21, 3867248), (22, 3691464), (24, 3383842), (28, 2900436), (33, 2460976), (42, 1933624), (43, 1888656), (44, 1845732), (48, 1691921), (49, 1657392), (56, 1450218), (66, 1230488), (73, 1112496), (77, 1054704), (84, 966812), (86, 944328), (88, 922866), (98, 828696), (112, 725109), (129, 629552), (132, 615244), (146, 556248), (147, 552464), (154, 527352), (168, 483406), (172, 472164), (176, 461433), (196, 414348), (219, 370832), (231, 351568), (258, 314776), (264, 307622), (292, 278124), (294, 276232), (301, 269808), (308, 263676), (336, 241703), (344, 236082), (392, 207174), (438, 185416), (462, 175784), (473, 171696), (511, 158928), (516, 157388), (528, 153811), (539, 150672), (584, 139062), (588, 138116), (602, 134904), (616, 131838), (688, 118041), (784, 103587), (803, 101136), (876, 92708), (903, 89936), (924, 87892), (946, 85848), (1022, 79464), (1032, 78694), (1078, 75336), (1168, 69531), (1176, 69058), (1204, 67452), (1232, 65919), (1419, 57232), (1533, 52976), (1606, 50568), (1617, 50224), (1752, 46354), (1806, 44968), (1848, 43946), (1892, 42924), (2044, 39732), (2064, 39347), (2107, 38544), (2156, 37668), (2352, 34529), (2408, 33726), (2409, 33712), (2838, 28616), (3066, 26488), (3139, 25872), (3212, 25284), (3234, 25112), (3311, 24528), (3504, 23177), (3577, 22704), (3612, 22484), (3696, 21973), (3784, 21462), (4088, 19866), (4214, 19272), (4312, 18834), (4816, 16863), (4818, 16856), (5621, 14448), (5676, 14308), (6132, 13244), (6278, 12936), (6321, 12848), (6424, 12642), (6468, 12556), (6622, 12264), (7154, 11352), (7224, 11242), (7568, 10731), (8176, 9933), (8428, 9636), (8624, 9417)]