177981664

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:157

約数の個数: 144

約数和(自身を含む): 442423296

約数和(自身を除く): 264441632

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 32, 38, 56, 62, 71, 76, 112, 124, 133, 142, 152, 217, 224, 248, 266, 284, 304, 361, 434, 496, 497, 532, 568, 589, 608, 722, 868, 992, 994, 1064, 1136, 1178, 1349, 1444, 1736, 1988, 2128, 2201, 2272, 2356, 2527, 2698, 2888, 3472, 3976, 4123, 4256, 4402, 4712, 5054, 5396, 5776, 6944, 7952, 8246, 8804, 9424, 9443, 10108, 10792, 11191, 11552, 15407, 15904, 16492, 17608, 18848, 18886, 20216, 21584, 22382, 25631, 30814, 32984, 35216, 37772, 40432, 41819, 43168, 44764, 51262, 61628, 65968, 70432, 75544, 78337, 80864, 83638, 89528, 102524, 123256, 131936, 151088, 156674, 167276, 179056, 179417, 205048, 246512, 292733, 302176, 313348, 334552, 358112, 358834, 410096, 493024, 585466, 626696, 669104, 717668, 794561, 820192, 1170932, 1253392, 1338208, 1435336, 1589122, 2341864, 2506784, 2870672, 3178244, 4683728, 5561927, 5741344, 6356488, 9367456, 11123854, 12712976, 22247708, 25425952, 44495416, 88990832, 177981664]

約数ペア:

[(1, 177981664), (2, 88990832), (4, 44495416), (7, 25425952), (8, 22247708), (14, 12712976), (16, 11123854), (19, 9367456), (28, 6356488), (31, 5741344), (32, 5561927), (38, 4683728), (56, 3178244), (62, 2870672), (71, 2506784), (76, 2341864), (112, 1589122), (124, 1435336), (133, 1338208), (142, 1253392), (152, 1170932), (217, 820192), (224, 794561), (248, 717668), (266, 669104), (284, 626696), (304, 585466), (361, 493024), (434, 410096), (496, 358834), (497, 358112), (532, 334552), (568, 313348), (589, 302176), (608, 292733), (722, 246512), (868, 205048), (992, 179417), (994, 179056), (1064, 167276), (1136, 156674), (1178, 151088), (1349, 131936), (1444, 123256), (1736, 102524), (1988, 89528), (2128, 83638), (2201, 80864), (2272, 78337), (2356, 75544), (2527, 70432), (2698, 65968), (2888, 61628), (3472, 51262), (3976, 44764), (4123, 43168), (4256, 41819), (4402, 40432), (4712, 37772), (5054, 35216), (5396, 32984), (5776, 30814), (6944, 25631), (7952, 22382), (8246, 21584), (8804, 20216), (9424, 18886), (9443, 18848), (10108, 17608), (10792, 16492), (11191, 15904), (11552, 15407)]