254497920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1597}}^1$

素因数の和:1702

約数の個数: 128

約数和(自身を含む): 821499840

約数和(自身を除く): 567001920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 83, 96, 120, 128, 160, 166, 192, 240, 249, 320, 332, 384, 415, 480, 498, 640, 664, 830, 960, 996, 1245, 1328, 1597, 1660, 1920, 1992, 2490, 2656, 3194, 3320, 3984, 4791, 4980, 5312, 6388, 6640, 7968, 7985, 9582, 9960, 10624, 12776, 13280, 15936, 15970, 19164, 19920, 23955, 25552, 26560, 31872, 31940, 38328, 39840, 47910, 51104, 53120, 63880, 76656, 79680, 95820, 102208, 127760, 132551, 153312, 159360, 191640, 204416, 255520, 265102, 306624, 383280, 397653, 511040, 530204, 613248, 662755, 766560, 795306, 1022080, 1060408, 1325510, 1533120, 1590612, 1988265, 2120816, 2651020, 3066240, 3181224, 3976530, 4241632, 5302040, 6362448, 7953060, 8483264, 10604080, 12724896, 15906120, 16966528, 21208160, 25449792, 31812240, 42416320, 50899584, 63624480, 84832640, 127248960, 254497920]

約数ペア:

[(1, 254497920), (2, 127248960), (3, 84832640), (4, 63624480), (5, 50899584), (6, 42416320), (8, 31812240), (10, 25449792), (12, 21208160), (15, 16966528), (16, 15906120), (20, 12724896), (24, 10604080), (30, 8483264), (32, 7953060), (40, 6362448), (48, 5302040), (60, 4241632), (64, 3976530), (80, 3181224), (83, 3066240), (96, 2651020), (120, 2120816), (128, 1988265), (160, 1590612), (166, 1533120), (192, 1325510), (240, 1060408), (249, 1022080), (320, 795306), (332, 766560), (384, 662755), (415, 613248), (480, 530204), (498, 511040), (640, 397653), (664, 383280), (830, 306624), (960, 265102), (996, 255520), (1245, 204416), (1328, 191640), (1597, 159360), (1660, 153312), (1920, 132551), (1992, 127760), (2490, 102208), (2656, 95820), (3194, 79680), (3320, 76656), (3984, 63880), (4791, 53120), (4980, 51104), (5312, 47910), (6388, 39840), (6640, 38328), (7968, 31940), (7985, 31872), (9582, 26560), (9960, 25552), (10624, 23955), (12776, 19920), (13280, 19164), (15936, 15970)]