1728394008

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^3\times {\mathrm{61}}^1\times {\mathrm{887}}^1$

素因数の和:990

約数の個数: 128

約数和(自身を含む): 4836119040

約数和(自身を除く): 3107725032

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 61, 66, 88, 121, 122, 132, 183, 242, 244, 264, 363, 366, 484, 488, 671, 726, 732, 887, 968, 1331, 1342, 1452, 1464, 1774, 2013, 2661, 2662, 2684, 2904, 3548, 3993, 4026, 5322, 5324, 5368, 7096, 7381, 7986, 8052, 9757, 10644, 10648, 14762, 15972, 16104, 19514, 21288, 22143, 29271, 29524, 31944, 39028, 44286, 54107, 58542, 59048, 78056, 81191, 88572, 107327, 108214, 117084, 162321, 162382, 177144, 214654, 216428, 234168, 243573, 321981, 324642, 324764, 429308, 432856, 487146, 595177, 643962, 649284, 649528, 858616, 974292, 1180597, 1190354, 1287924, 1298568, 1785531, 1948584, 2361194, 2380708, 2575848, 3541791, 3571062, 4722388, 4761416, 6546947, 7083582, 7142124, 9444776, 13093894, 14167164, 14284248, 19640841, 26187788, 28334328, 39281682, 52375576, 72016417, 78563364, 144032834, 157126728, 216049251, 288065668, 432098502, 576131336, 864197004, 1728394008]

約数ペア:

[(1, 1728394008), (2, 864197004), (3, 576131336), (4, 432098502), (6, 288065668), (8, 216049251), (11, 157126728), (12, 144032834), (22, 78563364), (24, 72016417), (33, 52375576), (44, 39281682), (61, 28334328), (66, 26187788), (88, 19640841), (121, 14284248), (122, 14167164), (132, 13093894), (183, 9444776), (242, 7142124), (244, 7083582), (264, 6546947), (363, 4761416), (366, 4722388), (484, 3571062), (488, 3541791), (671, 2575848), (726, 2380708), (732, 2361194), (887, 1948584), (968, 1785531), (1331, 1298568), (1342, 1287924), (1452, 1190354), (1464, 1180597), (1774, 974292), (2013, 858616), (2661, 649528), (2662, 649284), (2684, 643962), (2904, 595177), (3548, 487146), (3993, 432856), (4026, 429308), (5322, 324764), (5324, 324642), (5368, 321981), (7096, 243573), (7381, 234168), (7986, 216428), (8052, 214654), (9757, 177144), (10644, 162382), (10648, 162321), (14762, 117084), (15972, 108214), (16104, 107327), (19514, 88572), (21288, 81191), (22143, 78056), (29271, 59048), (29524, 58542), (31944, 54107), (39028, 44286)]