405940896

素因数分解:

$2^5\times 3^4\times {\mathrm{199}}^1\times {\mathrm{787}}^1$

素因数の和:1008

約数の個数: 120

約数和(自身を含む): 1201384800

約数和(自身を除く): 795443904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 162, 199, 216, 288, 324, 398, 432, 597, 648, 787, 796, 864, 1194, 1296, 1574, 1592, 1791, 2361, 2388, 2592, 3148, 3184, 3582, 4722, 4776, 5373, 6296, 6368, 7083, 7164, 9444, 9552, 10746, 12592, 14166, 14328, 16119, 18888, 19104, 21249, 21492, 25184, 28332, 28656, 32238, 37776, 42498, 42984, 56664, 57312, 63747, 64476, 75552, 84996, 85968, 113328, 127494, 128952, 156613, 169992, 171936, 226656, 254988, 257904, 313226, 339984, 469839, 509976, 515808, 626452, 679968, 939678, 1019952, 1252904, 1409517, 1879356, 2039904, 2505808, 2819034, 3758712, 4228551, 5011616, 5638068, 7517424, 8457102, 11276136, 12685653, 15034848, 16914204, 22552272, 25371306, 33828408, 45104544, 50742612, 67656816, 101485224, 135313632, 202970448, 405940896]

約数ペア:

[(1, 405940896), (2, 202970448), (3, 135313632), (4, 101485224), (6, 67656816), (8, 50742612), (9, 45104544), (12, 33828408), (16, 25371306), (18, 22552272), (24, 16914204), (27, 15034848), (32, 12685653), (36, 11276136), (48, 8457102), (54, 7517424), (72, 5638068), (81, 5011616), (96, 4228551), (108, 3758712), (144, 2819034), (162, 2505808), (199, 2039904), (216, 1879356), (288, 1409517), (324, 1252904), (398, 1019952), (432, 939678), (597, 679968), (648, 626452), (787, 515808), (796, 509976), (864, 469839), (1194, 339984), (1296, 313226), (1574, 257904), (1592, 254988), (1791, 226656), (2361, 171936), (2388, 169992), (2592, 156613), (3148, 128952), (3184, 127494), (3582, 113328), (4722, 85968), (4776, 84996), (5373, 75552), (6296, 64476), (6368, 63747), (7083, 57312), (7164, 56664), (9444, 42984), (9552, 42498), (10746, 37776), (12592, 32238), (14166, 28656), (14328, 28332), (16119, 25184), (18888, 21492), (19104, 21249)]