251240496

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21191}}^1$

素因数の和:21234

約数の個数: 80

約数和(自身を含む): 735786240

約数和(自身を除く): 484545744

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 38, 39, 48, 52, 57, 76, 78, 104, 114, 152, 156, 208, 228, 247, 304, 312, 456, 494, 624, 741, 912, 988, 1482, 1976, 2964, 3952, 5928, 11856, 21191, 42382, 63573, 84764, 127146, 169528, 254292, 275483, 339056, 402629, 508584, 550966, 805258, 826449, 1017168, 1101932, 1207887, 1610516, 1652898, 2203864, 2415774, 3221032, 3305796, 4407728, 4831548, 5234177, 6442064, 6611592, 9663096, 10468354, 13223184, 15702531, 19326192, 20936708, 31405062, 41873416, 62810124, 83746832, 125620248, 251240496]

約数ペア:

[(1, 251240496), (2, 125620248), (3, 83746832), (4, 62810124), (6, 41873416), (8, 31405062), (12, 20936708), (13, 19326192), (16, 15702531), (19, 13223184), (24, 10468354), (26, 9663096), (38, 6611592), (39, 6442064), (48, 5234177), (52, 4831548), (57, 4407728), (76, 3305796), (78, 3221032), (104, 2415774), (114, 2203864), (152, 1652898), (156, 1610516), (208, 1207887), (228, 1101932), (247, 1017168), (304, 826449), (312, 805258), (456, 550966), (494, 508584), (624, 402629), (741, 339056), (912, 275483), (988, 254292), (1482, 169528), (1976, 127146), (2964, 84764), (3952, 63573), (5928, 42382), (11856, 21191)]