311091696

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{307}}^1$

素因数の和:579

約数の個数: 120

約数和(自身を含む): 905608704

約数和(自身を除く): 594517008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 186, 227, 248, 279, 307, 372, 454, 496, 558, 614, 681, 744, 908, 921, 1116, 1228, 1362, 1488, 1816, 1842, 2043, 2232, 2456, 2724, 2763, 3632, 3684, 4086, 4464, 4912, 5448, 5526, 7037, 7368, 8172, 9517, 10896, 11052, 14074, 14736, 16344, 19034, 21111, 22104, 28148, 28551, 32688, 38068, 42222, 44208, 56296, 57102, 63333, 69689, 76136, 84444, 85653, 112592, 114204, 126666, 139378, 152272, 168888, 171306, 209067, 228408, 253332, 278756, 337776, 342612, 418134, 456816, 506664, 557512, 627201, 685224, 836268, 1013328, 1115024, 1254402, 1370448, 1672536, 2160359, 2508804, 3345072, 4320718, 5017608, 6481077, 8641436, 10035216, 12962154, 17282872, 19443231, 25924308, 34565744, 38886462, 51848616, 77772924, 103697232, 155545848, 311091696]

約数ペア:

[(1, 311091696), (2, 155545848), (3, 103697232), (4, 77772924), (6, 51848616), (8, 38886462), (9, 34565744), (12, 25924308), (16, 19443231), (18, 17282872), (24, 12962154), (31, 10035216), (36, 8641436), (48, 6481077), (62, 5017608), (72, 4320718), (93, 3345072), (124, 2508804), (144, 2160359), (186, 1672536), (227, 1370448), (248, 1254402), (279, 1115024), (307, 1013328), (372, 836268), (454, 685224), (496, 627201), (558, 557512), (614, 506664), (681, 456816), (744, 418134), (908, 342612), (921, 337776), (1116, 278756), (1228, 253332), (1362, 228408), (1488, 209067), (1816, 171306), (1842, 168888), (2043, 152272), (2232, 139378), (2456, 126666), (2724, 114204), (2763, 112592), (3632, 85653), (3684, 84444), (4086, 76136), (4464, 69689), (4912, 63333), (5448, 57102), (5526, 56296), (7037, 44208), (7368, 42222), (8172, 38068), (9517, 32688), (10896, 28551), (11052, 28148), (14074, 22104), (14736, 21111), (16344, 19034)]