281928528

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{389}}^1\times {\mathrm{719}}^1$

素因数の和:1129

約数の個数: 120

約数和(自身を含む): 905299200

約数和(自身を除く): 623370672

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 389, 504, 719, 778, 1008, 1167, 1438, 1556, 2157, 2334, 2723, 2876, 3112, 3501, 4314, 4668, 5033, 5446, 5752, 6224, 6471, 7002, 8169, 8628, 9336, 10066, 10892, 11504, 12942, 14004, 15099, 16338, 17256, 18672, 20132, 21784, 24507, 25884, 28008, 30198, 32676, 34512, 40264, 43568, 45297, 49014, 51768, 56016, 60396, 65352, 80528, 90594, 98028, 103536, 120792, 130704, 181188, 196056, 241584, 279691, 362376, 392112, 559382, 724752, 839073, 1118764, 1678146, 1957837, 2237528, 2517219, 3356292, 3915674, 4475056, 5034438, 5873511, 6712584, 7831348, 10068876, 11747022, 13425168, 15662696, 17620533, 20137752, 23494044, 31325392, 35241066, 40275504, 46988088, 70482132, 93976176, 140964264, 281928528]

約数ペア:

[(1, 281928528), (2, 140964264), (3, 93976176), (4, 70482132), (6, 46988088), (7, 40275504), (8, 35241066), (9, 31325392), (12, 23494044), (14, 20137752), (16, 17620533), (18, 15662696), (21, 13425168), (24, 11747022), (28, 10068876), (36, 7831348), (42, 6712584), (48, 5873511), (56, 5034438), (63, 4475056), (72, 3915674), (84, 3356292), (112, 2517219), (126, 2237528), (144, 1957837), (168, 1678146), (252, 1118764), (336, 839073), (389, 724752), (504, 559382), (719, 392112), (778, 362376), (1008, 279691), (1167, 241584), (1438, 196056), (1556, 181188), (2157, 130704), (2334, 120792), (2723, 103536), (2876, 98028), (3112, 90594), (3501, 80528), (4314, 65352), (4668, 60396), (5033, 56016), (5446, 51768), (5752, 49014), (6224, 45297), (6471, 43568), (7002, 40264), (8169, 34512), (8628, 32676), (9336, 30198), (10066, 28008), (10892, 25884), (11504, 24507), (12942, 21784), (14004, 20132), (15099, 18672), (16338, 17256)]