257695452

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{20051}}^1$

素因数の和:20088

約数の個数: 96

約数和(自身を含む): 808496640

約数和(自身を除く): 550801188

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 27, 28, 34, 36, 42, 51, 54, 63, 68, 84, 102, 108, 119, 126, 153, 189, 204, 238, 252, 306, 357, 378, 459, 476, 612, 714, 756, 918, 1071, 1428, 1836, 2142, 3213, 4284, 6426, 12852, 20051, 40102, 60153, 80204, 120306, 140357, 180459, 240612, 280714, 340867, 360918, 421071, 541377, 561428, 681734, 721836, 842142, 1022601, 1082754, 1263213, 1363468, 1684284, 2045202, 2165508, 2386069, 2526426, 3067803, 3789639, 4090404, 4772138, 5052852, 6135606, 7158207, 7579278, 9203409, 9544276, 12271212, 14316414, 15158556, 18406818, 21474621, 28632828, 36813636, 42949242, 64423863, 85898484, 128847726, 257695452]

約数ペア:

[(1, 257695452), (2, 128847726), (3, 85898484), (4, 64423863), (6, 42949242), (7, 36813636), (9, 28632828), (12, 21474621), (14, 18406818), (17, 15158556), (18, 14316414), (21, 12271212), (27, 9544276), (28, 9203409), (34, 7579278), (36, 7158207), (42, 6135606), (51, 5052852), (54, 4772138), (63, 4090404), (68, 3789639), (84, 3067803), (102, 2526426), (108, 2386069), (119, 2165508), (126, 2045202), (153, 1684284), (189, 1363468), (204, 1263213), (238, 1082754), (252, 1022601), (306, 842142), (357, 721836), (378, 681734), (459, 561428), (476, 541377), (612, 421071), (714, 360918), (756, 340867), (918, 280714), (1071, 240612), (1428, 180459), (1836, 140357), (2142, 120306), (3213, 80204), (4284, 60153), (6426, 40102), (12852, 20051)]