140981248

素因数分解:

$2^{10}\times {\mathrm{37}}^1\times {\mathrm{61}}^2$

素因数の和:179

約数の個数: 66

約数和(自身を含む): 294264438

約数和(自身を除く): 153283190

約数列:

[1, 2, 4, 8, 16, 32, 37, 61, 64, 74, 122, 128, 148, 244, 256, 296, 488, 512, 592, 976, 1024, 1184, 1952, 2257, 2368, 3721, 3904, 4514, 4736, 7442, 7808, 9028, 9472, 14884, 15616, 18056, 18944, 29768, 31232, 36112, 37888, 59536, 62464, 72224, 119072, 137677, 144448, 238144, 275354, 288896, 476288, 550708, 577792, 952576, 1101416, 1155584, 1905152, 2202832, 2311168, 3810304, 4405664, 8811328, 17622656, 35245312, 70490624, 140981248]

約数ペア:

[(1, 140981248), (2, 70490624), (4, 35245312), (8, 17622656), (16, 8811328), (32, 4405664), (37, 3810304), (61, 2311168), (64, 2202832), (74, 1905152), (122, 1155584), (128, 1101416), (148, 952576), (244, 577792), (256, 550708), (296, 476288), (488, 288896), (512, 275354), (592, 238144), (976, 144448), (1024, 137677), (1184, 119072), (1952, 72224), (2257, 62464), (2368, 59536), (3721, 37888), (3904, 36112), (4514, 31232), (4736, 29768), (7442, 18944), (7808, 18056), (9028, 15616), (9472, 14884)]