219157218

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1$

素因数の和:317

約数の個数: 128

約数和(自身を含む): 580608000

約数和(自身を除く): 361450782

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 41, 42, 54, 63, 79, 82, 123, 126, 158, 179, 189, 237, 246, 287, 358, 369, 378, 474, 537, 553, 574, 711, 738, 861, 1074, 1106, 1107, 1253, 1422, 1611, 1659, 1722, 2133, 2214, 2506, 2583, 3222, 3239, 3318, 3759, 4266, 4833, 4977, 5166, 6478, 7339, 7518, 7749, 9666, 9717, 9954, 11277, 14141, 14678, 14931, 15498, 19434, 22017, 22554, 22673, 28282, 29151, 29862, 33831, 42423, 44034, 45346, 51373, 58302, 66051, 67662, 68019, 84846, 87453, 98987, 102746, 127269, 132102, 136038, 154119, 174906, 197974, 198153, 204057, 254538, 296961, 308238, 381807, 396306, 408114, 462357, 579781, 593922, 612171, 763614, 890883, 924714, 1159562, 1224342, 1387071, 1739343, 1781766, 2672649, 2774142, 3478686, 4058467, 5218029, 5345298, 8116934, 10436058, 12175401, 15654087, 24350802, 31308174, 36526203, 73052406, 109578609, 219157218]

約数ペア:

[(1, 219157218), (2, 109578609), (3, 73052406), (6, 36526203), (7, 31308174), (9, 24350802), (14, 15654087), (18, 12175401), (21, 10436058), (27, 8116934), (41, 5345298), (42, 5218029), (54, 4058467), (63, 3478686), (79, 2774142), (82, 2672649), (123, 1781766), (126, 1739343), (158, 1387071), (179, 1224342), (189, 1159562), (237, 924714), (246, 890883), (287, 763614), (358, 612171), (369, 593922), (378, 579781), (474, 462357), (537, 408114), (553, 396306), (574, 381807), (711, 308238), (738, 296961), (861, 254538), (1074, 204057), (1106, 198153), (1107, 197974), (1253, 174906), (1422, 154119), (1611, 136038), (1659, 132102), (1722, 127269), (2133, 102746), (2214, 98987), (2506, 87453), (2583, 84846), (3222, 68019), (3239, 67662), (3318, 66051), (3759, 58302), (4266, 51373), (4833, 45346), (4977, 44034), (5166, 42423), (6478, 33831), (7339, 29862), (7518, 29151), (7749, 28282), (9666, 22673), (9717, 22554), (9954, 22017), (11277, 19434), (14141, 15498), (14678, 14931)]