278320482

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{151}}^1$

素因数の和:309

約数の個数: 128

約数和(自身を含む): 709171200

約数和(自身を除く): 430850718

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 29, 33, 54, 58, 66, 87, 99, 107, 151, 174, 198, 214, 261, 297, 302, 319, 321, 453, 522, 594, 638, 642, 783, 906, 957, 963, 1177, 1359, 1566, 1661, 1914, 1926, 2354, 2718, 2871, 2889, 3103, 3322, 3531, 4077, 4379, 4983, 5742, 5778, 6206, 7062, 8154, 8613, 8758, 9309, 9966, 10593, 13137, 14949, 16157, 17226, 18618, 21186, 26274, 27927, 29898, 31779, 32314, 34133, 39411, 44847, 48169, 48471, 55854, 63558, 68266, 78822, 83781, 89694, 96338, 96942, 102399, 118233, 144507, 145413, 167562, 177727, 204798, 236466, 289014, 290826, 307197, 355454, 433521, 436239, 468553, 533181, 614394, 867042, 872478, 921591, 937106, 1066362, 1300563, 1405659, 1599543, 1843182, 2601126, 2811318, 3199086, 4216977, 4798629, 5154083, 8433954, 9597258, 10308166, 12650931, 15462249, 25301862, 30924498, 46386747, 92773494, 139160241, 278320482]

約数ペア:

[(1, 278320482), (2, 139160241), (3, 92773494), (6, 46386747), (9, 30924498), (11, 25301862), (18, 15462249), (22, 12650931), (27, 10308166), (29, 9597258), (33, 8433954), (54, 5154083), (58, 4798629), (66, 4216977), (87, 3199086), (99, 2811318), (107, 2601126), (151, 1843182), (174, 1599543), (198, 1405659), (214, 1300563), (261, 1066362), (297, 937106), (302, 921591), (319, 872478), (321, 867042), (453, 614394), (522, 533181), (594, 468553), (638, 436239), (642, 433521), (783, 355454), (906, 307197), (957, 290826), (963, 289014), (1177, 236466), (1359, 204798), (1566, 177727), (1661, 167562), (1914, 145413), (1926, 144507), (2354, 118233), (2718, 102399), (2871, 96942), (2889, 96338), (3103, 89694), (3322, 83781), (3531, 78822), (4077, 68266), (4379, 63558), (4983, 55854), (5742, 48471), (5778, 48169), (6206, 44847), (7062, 39411), (8154, 34133), (8613, 32314), (8758, 31779), (9309, 29898), (9966, 27927), (10593, 26274), (13137, 21186), (14949, 18618), (16157, 17226)]