181976004

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{137}}^1\times {\mathrm{251}}^1$

素因数の和:415

約数の個数: 144

約数和(自身を含む): 555024960

約数和(自身を除く): 373048956

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 108, 126, 137, 147, 189, 196, 251, 252, 274, 294, 378, 411, 441, 502, 548, 588, 753, 756, 822, 882, 959, 1004, 1233, 1323, 1506, 1644, 1757, 1764, 1918, 2259, 2466, 2646, 2877, 3012, 3514, 3699, 3836, 4518, 4932, 5271, 5292, 5754, 6713, 6777, 7028, 7398, 8631, 9036, 10542, 11508, 12299, 13426, 13554, 14796, 15813, 17262, 20139, 21084, 24598, 25893, 26852, 27108, 31626, 34387, 34524, 36897, 40278, 47439, 49196, 51786, 60417, 63252, 68774, 73794, 80556, 94878, 103161, 103572, 110691, 120834, 137548, 147588, 181251, 189756, 206322, 221382, 240709, 241668, 309483, 332073, 362502, 412644, 442764, 481418, 618966, 664146, 722127, 725004, 928449, 962836, 1237932, 1328292, 1444254, 1684963, 1856898, 2166381, 2888508, 3369926, 3713796, 4332762, 5054889, 6499143, 6739852, 8665524, 10109778, 12998286, 15164667, 20219556, 25996572, 30329334, 45494001, 60658668, 90988002, 181976004]

約数ペア:

[(1, 181976004), (2, 90988002), (3, 60658668), (4, 45494001), (6, 30329334), (7, 25996572), (9, 20219556), (12, 15164667), (14, 12998286), (18, 10109778), (21, 8665524), (27, 6739852), (28, 6499143), (36, 5054889), (42, 4332762), (49, 3713796), (54, 3369926), (63, 2888508), (84, 2166381), (98, 1856898), (108, 1684963), (126, 1444254), (137, 1328292), (147, 1237932), (189, 962836), (196, 928449), (251, 725004), (252, 722127), (274, 664146), (294, 618966), (378, 481418), (411, 442764), (441, 412644), (502, 362502), (548, 332073), (588, 309483), (753, 241668), (756, 240709), (822, 221382), (882, 206322), (959, 189756), (1004, 181251), (1233, 147588), (1323, 137548), (1506, 120834), (1644, 110691), (1757, 103572), (1764, 103161), (1918, 94878), (2259, 80556), (2466, 73794), (2646, 68774), (2877, 63252), (3012, 60417), (3514, 51786), (3699, 49196), (3836, 47439), (4518, 40278), (4932, 36897), (5271, 34524), (5292, 34387), (5754, 31626), (6713, 27108), (6777, 26852), (7028, 25893), (7398, 24598), (8631, 21084), (9036, 20139), (10542, 17262), (11508, 15813), (12299, 14796), (13426, 13554)]