218270752

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^2$

素因数の和:151

約数の個数: 144

約数和(自身を含む): 549545472

約数和(自身を除く): 331274720

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 31, 32, 34, 43, 56, 62, 68, 86, 112, 119, 124, 136, 172, 217, 224, 238, 248, 272, 301, 344, 434, 476, 496, 527, 544, 602, 688, 731, 868, 952, 992, 1054, 1204, 1333, 1376, 1462, 1736, 1849, 1904, 2108, 2408, 2666, 2924, 3472, 3689, 3698, 3808, 4216, 4816, 5117, 5332, 5848, 6944, 7378, 7396, 8432, 9331, 9632, 10234, 10664, 11696, 12943, 14756, 14792, 16864, 18662, 20468, 21328, 22661, 23392, 25886, 29512, 29584, 31433, 37324, 40936, 42656, 45322, 51772, 57319, 59024, 59168, 62866, 74648, 81872, 90644, 103544, 114638, 118048, 125732, 149296, 158627, 163744, 181288, 207088, 220031, 229276, 251464, 298592, 317254, 362576, 401233, 414176, 440062, 458552, 502928, 634508, 725152, 802466, 880124, 917104, 974423, 1005856, 1269016, 1604932, 1760248, 1834208, 1948846, 2538032, 3209864, 3520496, 3897692, 5076064, 6419728, 6820961, 7040992, 7795384, 12839456, 13641922, 15590768, 27283844, 31181536, 54567688, 109135376, 218270752]

約数ペア:

[(1, 218270752), (2, 109135376), (4, 54567688), (7, 31181536), (8, 27283844), (14, 15590768), (16, 13641922), (17, 12839456), (28, 7795384), (31, 7040992), (32, 6820961), (34, 6419728), (43, 5076064), (56, 3897692), (62, 3520496), (68, 3209864), (86, 2538032), (112, 1948846), (119, 1834208), (124, 1760248), (136, 1604932), (172, 1269016), (217, 1005856), (224, 974423), (238, 917104), (248, 880124), (272, 802466), (301, 725152), (344, 634508), (434, 502928), (476, 458552), (496, 440062), (527, 414176), (544, 401233), (602, 362576), (688, 317254), (731, 298592), (868, 251464), (952, 229276), (992, 220031), (1054, 207088), (1204, 181288), (1333, 163744), (1376, 158627), (1462, 149296), (1736, 125732), (1849, 118048), (1904, 114638), (2108, 103544), (2408, 90644), (2666, 81872), (2924, 74648), (3472, 62866), (3689, 59168), (3698, 59024), (3808, 57319), (4216, 51772), (4816, 45322), (5117, 42656), (5332, 40936), (5848, 37324), (6944, 31433), (7378, 29584), (7396, 29512), (8432, 25886), (9331, 23392), (9632, 22661), (10234, 21328), (10664, 20468), (11696, 18662), (12943, 16864), (14756, 14792)]