251909424

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2539}}^1$

素因数の和:2619

約数の個数: 120

約数和(自身を含む): 773856720

約数和(自身を除く): 521947296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 53, 72, 78, 104, 106, 117, 144, 156, 159, 208, 212, 234, 312, 318, 424, 468, 477, 624, 636, 689, 848, 936, 954, 1272, 1378, 1872, 1908, 2067, 2539, 2544, 2756, 3816, 4134, 5078, 5512, 6201, 7617, 7632, 8268, 10156, 11024, 12402, 15234, 16536, 20312, 22851, 24804, 30468, 33007, 33072, 40624, 45702, 49608, 60936, 66014, 91404, 99021, 99216, 121872, 132028, 134567, 182808, 198042, 264056, 269134, 297063, 365616, 396084, 403701, 528112, 538268, 594126, 792168, 807402, 1076536, 1188252, 1211103, 1584336, 1614804, 1749371, 2153072, 2376504, 2422206, 3229608, 3498742, 4753008, 4844412, 5248113, 6459216, 6997484, 9688824, 10496226, 13994968, 15744339, 19377648, 20992452, 27989936, 31488678, 41984904, 62977356, 83969808, 125954712, 251909424]

約数ペア:

[(1, 251909424), (2, 125954712), (3, 83969808), (4, 62977356), (6, 41984904), (8, 31488678), (9, 27989936), (12, 20992452), (13, 19377648), (16, 15744339), (18, 13994968), (24, 10496226), (26, 9688824), (36, 6997484), (39, 6459216), (48, 5248113), (52, 4844412), (53, 4753008), (72, 3498742), (78, 3229608), (104, 2422206), (106, 2376504), (117, 2153072), (144, 1749371), (156, 1614804), (159, 1584336), (208, 1211103), (212, 1188252), (234, 1076536), (312, 807402), (318, 792168), (424, 594126), (468, 538268), (477, 528112), (624, 403701), (636, 396084), (689, 365616), (848, 297063), (936, 269134), (954, 264056), (1272, 198042), (1378, 182808), (1872, 134567), (1908, 132028), (2067, 121872), (2539, 99216), (2544, 99021), (2756, 91404), (3816, 66014), (4134, 60936), (5078, 49608), (5512, 45702), (6201, 40624), (7617, 33072), (7632, 33007), (8268, 30468), (10156, 24804), (11024, 22851), (12402, 20312), (15234, 16536)]