31931424

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{337}}^1$

素因数の和:407

約数の個数: 144

約数和(自身を含む): 106299648

約数和(自身を除く): 74368224

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 47, 48, 56, 63, 72, 84, 94, 96, 112, 126, 141, 144, 168, 188, 224, 252, 282, 288, 329, 336, 337, 376, 423, 504, 564, 658, 672, 674, 752, 846, 987, 1008, 1011, 1128, 1316, 1348, 1504, 1692, 1974, 2016, 2022, 2256, 2359, 2632, 2696, 2961, 3033, 3384, 3948, 4044, 4512, 4718, 5264, 5392, 5922, 6066, 6768, 7077, 7896, 8088, 9436, 10528, 10784, 11844, 12132, 13536, 14154, 15792, 15839, 16176, 18872, 21231, 23688, 24264, 28308, 31584, 31678, 32352, 37744, 42462, 47376, 47517, 48528, 56616, 63356, 75488, 84924, 94752, 95034, 97056, 110873, 113232, 126712, 142551, 169848, 190068, 221746, 226464, 253424, 285102, 332619, 339696, 380136, 443492, 506848, 570204, 665238, 679392, 760272, 886984, 997857, 1140408, 1330476, 1520544, 1773968, 1995714, 2280816, 2660952, 3547936, 3991428, 4561632, 5321904, 7982856, 10643808, 15965712, 31931424]

約数ペア:

[(1, 31931424), (2, 15965712), (3, 10643808), (4, 7982856), (6, 5321904), (7, 4561632), (8, 3991428), (9, 3547936), (12, 2660952), (14, 2280816), (16, 1995714), (18, 1773968), (21, 1520544), (24, 1330476), (28, 1140408), (32, 997857), (36, 886984), (42, 760272), (47, 679392), (48, 665238), (56, 570204), (63, 506848), (72, 443492), (84, 380136), (94, 339696), (96, 332619), (112, 285102), (126, 253424), (141, 226464), (144, 221746), (168, 190068), (188, 169848), (224, 142551), (252, 126712), (282, 113232), (288, 110873), (329, 97056), (336, 95034), (337, 94752), (376, 84924), (423, 75488), (504, 63356), (564, 56616), (658, 48528), (672, 47517), (674, 47376), (752, 42462), (846, 37744), (987, 32352), (1008, 31678), (1011, 31584), (1128, 28308), (1316, 24264), (1348, 23688), (1504, 21231), (1692, 18872), (1974, 16176), (2016, 15839), (2022, 15792), (2256, 14154), (2359, 13536), (2632, 12132), (2696, 11844), (2961, 10784), (3033, 10528), (3384, 9436), (3948, 8088), (4044, 7896), (4512, 7077), (4718, 6768), (5264, 6066), (5392, 5922)]