211547056

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{719}}^1$

素因数の和:842

約数の個数: 80

約数和(自身を含む): 488540160

約数和(自身を除く): 276993104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 56, 71, 74, 112, 142, 148, 259, 284, 296, 497, 518, 568, 592, 719, 994, 1036, 1136, 1438, 1988, 2072, 2627, 2876, 3976, 4144, 5033, 5254, 5752, 7952, 10066, 10508, 11504, 18389, 20132, 21016, 26603, 36778, 40264, 42032, 51049, 53206, 73556, 80528, 102098, 106412, 147112, 186221, 204196, 212824, 294224, 357343, 372442, 408392, 425648, 714686, 744884, 816784, 1429372, 1489768, 1888813, 2858744, 2979536, 3777626, 5717488, 7555252, 13221691, 15110504, 26443382, 30221008, 52886764, 105773528, 211547056]

約数ペア:

[(1, 211547056), (2, 105773528), (4, 52886764), (7, 30221008), (8, 26443382), (14, 15110504), (16, 13221691), (28, 7555252), (37, 5717488), (56, 3777626), (71, 2979536), (74, 2858744), (112, 1888813), (142, 1489768), (148, 1429372), (259, 816784), (284, 744884), (296, 714686), (497, 425648), (518, 408392), (568, 372442), (592, 357343), (719, 294224), (994, 212824), (1036, 204196), (1136, 186221), (1438, 147112), (1988, 106412), (2072, 102098), (2627, 80528), (2876, 73556), (3976, 53206), (4144, 51049), (5033, 42032), (5254, 40264), (5752, 36778), (7952, 26603), (10066, 21016), (10508, 20132), (11504, 18389)]