428128176

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{127}}^2$

素因数の和:351

約数の個数: 120

約数和(自身を含む): 1290155520

約数和(自身を除く): 862027344

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 79, 84, 112, 127, 158, 168, 237, 254, 316, 336, 381, 474, 508, 553, 632, 762, 889, 948, 1016, 1106, 1264, 1524, 1659, 1778, 1896, 2032, 2212, 2667, 3048, 3318, 3556, 3792, 4424, 5334, 6096, 6636, 7112, 8848, 10033, 10668, 13272, 14224, 16129, 20066, 21336, 26544, 30099, 32258, 40132, 42672, 48387, 60198, 64516, 70231, 80264, 96774, 112903, 120396, 129032, 140462, 160528, 193548, 210693, 225806, 240792, 258064, 280924, 338709, 387096, 421386, 451612, 481584, 561848, 677418, 774192, 842772, 903224, 1123696, 1274191, 1354836, 1685544, 1806448, 2548382, 2709672, 3371088, 3822573, 5096764, 5419344, 7645146, 8919337, 10193528, 15290292, 17838674, 20387056, 26758011, 30580584, 35677348, 53516022, 61161168, 71354696, 107032044, 142709392, 214064088, 428128176]

約数ペア:

[(1, 428128176), (2, 214064088), (3, 142709392), (4, 107032044), (6, 71354696), (7, 61161168), (8, 53516022), (12, 35677348), (14, 30580584), (16, 26758011), (21, 20387056), (24, 17838674), (28, 15290292), (42, 10193528), (48, 8919337), (56, 7645146), (79, 5419344), (84, 5096764), (112, 3822573), (127, 3371088), (158, 2709672), (168, 2548382), (237, 1806448), (254, 1685544), (316, 1354836), (336, 1274191), (381, 1123696), (474, 903224), (508, 842772), (553, 774192), (632, 677418), (762, 561848), (889, 481584), (948, 451612), (1016, 421386), (1106, 387096), (1264, 338709), (1524, 280924), (1659, 258064), (1778, 240792), (1896, 225806), (2032, 210693), (2212, 193548), (2667, 160528), (3048, 140462), (3318, 129032), (3556, 120396), (3792, 112903), (4424, 96774), (5334, 80264), (6096, 70231), (6636, 64516), (7112, 60198), (8848, 48387), (10033, 42672), (10668, 40132), (13272, 32258), (14224, 30099), (16129, 26544), (20066, 21336)]