331496144

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{311}}^1$

素因数の和:664

約数の個数: 80

約数和(自身を含む): 762617856

約数和(自身を除く): 431121712

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 307, 311, 434, 496, 614, 622, 868, 1228, 1244, 1736, 2149, 2177, 2456, 2488, 3472, 4298, 4354, 4912, 4976, 8596, 8708, 9517, 9641, 17192, 17416, 19034, 19282, 34384, 34832, 38068, 38564, 66619, 67487, 76136, 77128, 95477, 133238, 134974, 152272, 154256, 190954, 266476, 269948, 381908, 532952, 539896, 668339, 763816, 1065904, 1079792, 1336678, 1527632, 2673356, 2959787, 5346712, 5919574, 10693424, 11839148, 20718509, 23678296, 41437018, 47356592, 82874036, 165748072, 331496144]

約数ペア:

[(1, 331496144), (2, 165748072), (4, 82874036), (7, 47356592), (8, 41437018), (14, 23678296), (16, 20718509), (28, 11839148), (31, 10693424), (56, 5919574), (62, 5346712), (112, 2959787), (124, 2673356), (217, 1527632), (248, 1336678), (307, 1079792), (311, 1065904), (434, 763816), (496, 668339), (614, 539896), (622, 532952), (868, 381908), (1228, 269948), (1244, 266476), (1736, 190954), (2149, 154256), (2177, 152272), (2456, 134974), (2488, 133238), (3472, 95477), (4298, 77128), (4354, 76136), (4912, 67487), (4976, 66619), (8596, 38564), (8708, 38068), (9517, 34832), (9641, 34384), (17192, 19282), (17416, 19034)]