280455984

素因数分解:

$2^4\times 3^2\times {\mathrm{29}}^1\times {\mathrm{239}}^1\times {\mathrm{281}}^1$

素因数の和:563

約数の個数: 120

約数和(自身を含む): 818251200

約数和(自身を除く): 537795216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 36, 48, 58, 72, 87, 116, 144, 174, 232, 239, 261, 281, 348, 464, 478, 522, 562, 696, 717, 843, 956, 1044, 1124, 1392, 1434, 1686, 1912, 2088, 2151, 2248, 2529, 2868, 3372, 3824, 4176, 4302, 4496, 5058, 5736, 6744, 6931, 8149, 8604, 10116, 11472, 13488, 13862, 16298, 17208, 20232, 20793, 24447, 27724, 32596, 34416, 40464, 41586, 48894, 55448, 62379, 65192, 67159, 73341, 83172, 97788, 110896, 124758, 130384, 134318, 146682, 166344, 195576, 201477, 249516, 268636, 293364, 332688, 391152, 402954, 499032, 537272, 586728, 604431, 805908, 998064, 1074544, 1173456, 1208862, 1611816, 1947611, 2417724, 3223632, 3895222, 4835448, 5842833, 7790444, 9670896, 11685666, 15580888, 17528499, 23371332, 31161776, 35056998, 46742664, 70113996, 93485328, 140227992, 280455984]

約数ペア:

[(1, 280455984), (2, 140227992), (3, 93485328), (4, 70113996), (6, 46742664), (8, 35056998), (9, 31161776), (12, 23371332), (16, 17528499), (18, 15580888), (24, 11685666), (29, 9670896), (36, 7790444), (48, 5842833), (58, 4835448), (72, 3895222), (87, 3223632), (116, 2417724), (144, 1947611), (174, 1611816), (232, 1208862), (239, 1173456), (261, 1074544), (281, 998064), (348, 805908), (464, 604431), (478, 586728), (522, 537272), (562, 499032), (696, 402954), (717, 391152), (843, 332688), (956, 293364), (1044, 268636), (1124, 249516), (1392, 201477), (1434, 195576), (1686, 166344), (1912, 146682), (2088, 134318), (2151, 130384), (2248, 124758), (2529, 110896), (2868, 97788), (3372, 83172), (3824, 73341), (4176, 67159), (4302, 65192), (4496, 62379), (5058, 55448), (5736, 48894), (6744, 41586), (6931, 40464), (8149, 34416), (8604, 32596), (10116, 27724), (11472, 24447), (13488, 20793), (13862, 20232), (16298, 17208)]