78225168

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:525

約数の個数: 120

約数和(自身を含む): 238615680

約数和(自身を除く): 160390512

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 79, 84, 98, 112, 147, 158, 168, 196, 237, 294, 316, 336, 392, 421, 474, 553, 588, 632, 784, 842, 948, 1106, 1176, 1263, 1264, 1659, 1684, 1896, 2212, 2352, 2526, 2947, 3318, 3368, 3792, 3871, 4424, 5052, 5894, 6636, 6736, 7742, 8841, 8848, 10104, 11613, 11788, 13272, 15484, 17682, 20208, 20629, 23226, 23576, 26544, 30968, 33259, 35364, 41258, 46452, 47152, 61887, 61936, 66518, 70728, 82516, 92904, 99777, 123774, 133036, 141456, 165032, 185808, 199554, 232813, 247548, 266072, 330064, 399108, 465626, 495096, 532144, 698439, 798216, 931252, 990192, 1396878, 1596432, 1629691, 1862504, 2793756, 3259382, 3725008, 4889073, 5587512, 6518764, 9778146, 11175024, 13037528, 19556292, 26075056, 39112584, 78225168]

約数ペア:

[(1, 78225168), (2, 39112584), (3, 26075056), (4, 19556292), (6, 13037528), (7, 11175024), (8, 9778146), (12, 6518764), (14, 5587512), (16, 4889073), (21, 3725008), (24, 3259382), (28, 2793756), (42, 1862504), (48, 1629691), (49, 1596432), (56, 1396878), (79, 990192), (84, 931252), (98, 798216), (112, 698439), (147, 532144), (158, 495096), (168, 465626), (196, 399108), (237, 330064), (294, 266072), (316, 247548), (336, 232813), (392, 199554), (421, 185808), (474, 165032), (553, 141456), (588, 133036), (632, 123774), (784, 99777), (842, 92904), (948, 82516), (1106, 70728), (1176, 66518), (1263, 61936), (1264, 61887), (1659, 47152), (1684, 46452), (1896, 41258), (2212, 35364), (2352, 33259), (2526, 30968), (2947, 26544), (3318, 23576), (3368, 23226), (3792, 20629), (3871, 20208), (4424, 17682), (5052, 15484), (5894, 13272), (6636, 11788), (6736, 11613), (7742, 10104), (8841, 8848)]