439956328

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{283}}^1$

素因数の和:407

約数の個数: 128

約数和(自身を含む): 1060024320

約数和(自身を除く): 620067992

約数列:

[1, 2, 4, 7, 8, 14, 17, 23, 28, 34, 46, 56, 68, 71, 92, 119, 136, 142, 161, 184, 238, 283, 284, 322, 391, 476, 497, 566, 568, 644, 782, 952, 994, 1132, 1207, 1288, 1564, 1633, 1981, 1988, 2264, 2414, 2737, 3128, 3266, 3962, 3976, 4811, 4828, 5474, 6509, 6532, 7924, 8449, 9622, 9656, 10948, 11431, 13018, 13064, 15848, 16898, 19244, 20093, 21896, 22862, 26036, 27761, 33677, 33796, 38488, 40186, 45563, 45724, 52072, 55522, 67354, 67592, 80372, 91126, 91448, 110653, 111044, 134708, 140651, 160744, 182252, 194327, 221306, 222088, 269416, 281302, 341581, 364504, 388654, 442612, 462139, 562604, 683162, 774571, 777308, 885224, 924278, 1125208, 1366324, 1549142, 1554616, 1848556, 2391067, 2732648, 3098284, 3234973, 3697112, 4782134, 6196568, 6469946, 7856363, 9564268, 12939892, 15712726, 19128536, 25879784, 31425452, 54994541, 62850904, 109989082, 219978164, 439956328]

約数ペア:

[(1, 439956328), (2, 219978164), (4, 109989082), (7, 62850904), (8, 54994541), (14, 31425452), (17, 25879784), (23, 19128536), (28, 15712726), (34, 12939892), (46, 9564268), (56, 7856363), (68, 6469946), (71, 6196568), (92, 4782134), (119, 3697112), (136, 3234973), (142, 3098284), (161, 2732648), (184, 2391067), (238, 1848556), (283, 1554616), (284, 1549142), (322, 1366324), (391, 1125208), (476, 924278), (497, 885224), (566, 777308), (568, 774571), (644, 683162), (782, 562604), (952, 462139), (994, 442612), (1132, 388654), (1207, 364504), (1288, 341581), (1564, 281302), (1633, 269416), (1981, 222088), (1988, 221306), (2264, 194327), (2414, 182252), (2737, 160744), (3128, 140651), (3266, 134708), (3962, 111044), (3976, 110653), (4811, 91448), (4828, 91126), (5474, 80372), (6509, 67592), (6532, 67354), (7924, 55522), (8449, 52072), (9622, 45724), (9656, 45563), (10948, 40186), (11431, 38488), (13018, 33796), (13064, 33677), (15848, 27761), (16898, 26036), (19244, 22862), (20093, 21896)]