718815984

素因数分解:

$2^4\times 3^1\times {\mathrm{137}}^1\times {\mathrm{281}}^1\times {\mathrm{389}}^1$

素因数の和:818

約数の個数: 80

約数和(自身を含む): 1881977760

約数和(自身を除く): 1163161776

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 137, 274, 281, 389, 411, 548, 562, 778, 822, 843, 1096, 1124, 1167, 1556, 1644, 1686, 2192, 2248, 2334, 3112, 3288, 3372, 4496, 4668, 6224, 6576, 6744, 9336, 13488, 18672, 38497, 53293, 76994, 106586, 109309, 115491, 153988, 159879, 213172, 218618, 230982, 307976, 319758, 327927, 426344, 437236, 461964, 615952, 639516, 655854, 852688, 874472, 923928, 1279032, 1311708, 1748944, 1847856, 2558064, 2623416, 5246832, 14975333, 29950666, 44925999, 59901332, 89851998, 119802664, 179703996, 239605328, 359407992, 718815984]

約数ペア:

[(1, 718815984), (2, 359407992), (3, 239605328), (4, 179703996), (6, 119802664), (8, 89851998), (12, 59901332), (16, 44925999), (24, 29950666), (48, 14975333), (137, 5246832), (274, 2623416), (281, 2558064), (389, 1847856), (411, 1748944), (548, 1311708), (562, 1279032), (778, 923928), (822, 874472), (843, 852688), (1096, 655854), (1124, 639516), (1167, 615952), (1556, 461964), (1644, 437236), (1686, 426344), (2192, 327927), (2248, 319758), (2334, 307976), (3112, 230982), (3288, 218618), (3372, 213172), (4496, 159879), (4668, 153988), (6224, 115491), (6576, 109309), (6744, 106586), (9336, 76994), (13488, 53293), (18672, 38497)]