840505974

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{953}}^1$

素因数の和:1082

約数の個数: 128

約数和(自身を含む): 2215600128

約数和(自身を除く): 1375094154

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 23, 33, 42, 46, 66, 69, 77, 83, 138, 154, 161, 166, 231, 249, 253, 322, 462, 483, 498, 506, 581, 759, 913, 953, 966, 1162, 1518, 1743, 1771, 1826, 1906, 1909, 2739, 2859, 3486, 3542, 3818, 5313, 5478, 5718, 5727, 6391, 6671, 10483, 10626, 11454, 12782, 13342, 13363, 19173, 20013, 20966, 20999, 21919, 26726, 31449, 38346, 40026, 40089, 41998, 43838, 62898, 62997, 65757, 73381, 79099, 80178, 125994, 131514, 146762, 146993, 153433, 158198, 220143, 237297, 241109, 293986, 306866, 440286, 440979, 460299, 474594, 482218, 553693, 723327, 870089, 881958, 920598, 1107386, 1446654, 1661079, 1687763, 1740178, 1819277, 2610267, 3322158, 3375526, 3638554, 5063289, 5220534, 5457831, 6090623, 10126578, 10915662, 12181246, 12734939, 18271869, 20012047, 25469878, 36543738, 38204817, 40024094, 60036141, 76409634, 120072282, 140084329, 280168658, 420252987, 840505974]

約数ペア:

[(1, 840505974), (2, 420252987), (3, 280168658), (6, 140084329), (7, 120072282), (11, 76409634), (14, 60036141), (21, 40024094), (22, 38204817), (23, 36543738), (33, 25469878), (42, 20012047), (46, 18271869), (66, 12734939), (69, 12181246), (77, 10915662), (83, 10126578), (138, 6090623), (154, 5457831), (161, 5220534), (166, 5063289), (231, 3638554), (249, 3375526), (253, 3322158), (322, 2610267), (462, 1819277), (483, 1740178), (498, 1687763), (506, 1661079), (581, 1446654), (759, 1107386), (913, 920598), (953, 881958), (966, 870089), (1162, 723327), (1518, 553693), (1743, 482218), (1771, 474594), (1826, 460299), (1906, 440979), (1909, 440286), (2739, 306866), (2859, 293986), (3486, 241109), (3542, 237297), (3818, 220143), (5313, 158198), (5478, 153433), (5718, 146993), (5727, 146762), (6391, 131514), (6671, 125994), (10483, 80178), (10626, 79099), (11454, 73381), (12782, 65757), (13342, 62997), (13363, 62898), (19173, 43838), (20013, 41998), (20966, 40089), (20999, 40026), (21919, 38346), (26726, 31449)]