161999712

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{751}}^1$

素因数の和:881

約数の個数: 144

約数和(自身を含む): 532127232

約数和(自身を除く): 370127520

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 107, 112, 126, 144, 168, 214, 224, 252, 288, 321, 336, 428, 504, 642, 672, 749, 751, 856, 963, 1008, 1284, 1498, 1502, 1712, 1926, 2016, 2247, 2253, 2568, 2996, 3004, 3424, 3852, 4494, 4506, 5136, 5257, 5992, 6008, 6741, 6759, 7704, 8988, 9012, 10272, 10514, 11984, 12016, 13482, 13518, 15408, 15771, 17976, 18024, 21028, 23968, 24032, 26964, 27036, 30816, 31542, 35952, 36048, 42056, 47313, 53928, 54072, 63084, 71904, 72096, 80357, 84112, 94626, 107856, 108144, 126168, 160714, 168224, 189252, 215712, 216288, 241071, 252336, 321428, 378504, 482142, 504672, 562499, 642856, 723213, 757008, 964284, 1124998, 1285712, 1446426, 1514016, 1687497, 1928568, 2249996, 2571424, 2892852, 3374994, 3857136, 4499992, 5062491, 5785704, 6749988, 7714272, 8999984, 10124982, 11571408, 13499976, 17999968, 20249964, 23142816, 26999952, 40499928, 53999904, 80999856, 161999712]

約数ペア:

[(1, 161999712), (2, 80999856), (3, 53999904), (4, 40499928), (6, 26999952), (7, 23142816), (8, 20249964), (9, 17999968), (12, 13499976), (14, 11571408), (16, 10124982), (18, 8999984), (21, 7714272), (24, 6749988), (28, 5785704), (32, 5062491), (36, 4499992), (42, 3857136), (48, 3374994), (56, 2892852), (63, 2571424), (72, 2249996), (84, 1928568), (96, 1687497), (107, 1514016), (112, 1446426), (126, 1285712), (144, 1124998), (168, 964284), (214, 757008), (224, 723213), (252, 642856), (288, 562499), (321, 504672), (336, 482142), (428, 378504), (504, 321428), (642, 252336), (672, 241071), (749, 216288), (751, 215712), (856, 189252), (963, 168224), (1008, 160714), (1284, 126168), (1498, 108144), (1502, 107856), (1712, 94626), (1926, 84112), (2016, 80357), (2247, 72096), (2253, 71904), (2568, 63084), (2996, 54072), (3004, 53928), (3424, 47313), (3852, 42056), (4494, 36048), (4506, 35952), (5136, 31542), (5257, 30816), (5992, 27036), (6008, 26964), (6741, 24032), (6759, 23968), (7704, 21028), (8988, 18024), (9012, 17976), (10272, 15771), (10514, 15408), (11984, 13518), (12016, 13482)]