428740928

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{241}}^1$

素因数の和:309

約数の個数: 168

約数和(自身を含む): 1124126784

約数和(自身を除く): 695385856

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 32, 38, 44, 56, 64, 76, 77, 88, 112, 133, 152, 154, 176, 209, 224, 241, 266, 304, 308, 352, 361, 418, 448, 482, 532, 608, 616, 704, 722, 836, 964, 1064, 1216, 1232, 1444, 1463, 1672, 1687, 1928, 2128, 2464, 2527, 2651, 2888, 2926, 3344, 3374, 3856, 3971, 4256, 4579, 4928, 5054, 5302, 5776, 5852, 6688, 6748, 7712, 7942, 8512, 9158, 10108, 10604, 11552, 11704, 13376, 13496, 15424, 15884, 18316, 18557, 20216, 21208, 23104, 23408, 26992, 27797, 31768, 32053, 36632, 37114, 40432, 42416, 46816, 50369, 53984, 55594, 63536, 64106, 73264, 74228, 80864, 84832, 87001, 93632, 100738, 107968, 111188, 127072, 128212, 146528, 148456, 161728, 169664, 174002, 201476, 222376, 254144, 256424, 293056, 296912, 348004, 352583, 402952, 444752, 512848, 593824, 609007, 696008, 705166, 805904, 889504, 957011, 1025696, 1187648, 1218014, 1392016, 1410332, 1611808, 1779008, 1914022, 2051392, 2436028, 2784032, 2820664, 3223616, 3828044, 4872056, 5568064, 5641328, 6699077, 7656088, 9744112, 11282656, 13398154, 15312176, 19488224, 22565312, 26796308, 30624352, 38976448, 53592616, 61248704, 107185232, 214370464, 428740928]

約数ペア:

[(1, 428740928), (2, 214370464), (4, 107185232), (7, 61248704), (8, 53592616), (11, 38976448), (14, 30624352), (16, 26796308), (19, 22565312), (22, 19488224), (28, 15312176), (32, 13398154), (38, 11282656), (44, 9744112), (56, 7656088), (64, 6699077), (76, 5641328), (77, 5568064), (88, 4872056), (112, 3828044), (133, 3223616), (152, 2820664), (154, 2784032), (176, 2436028), (209, 2051392), (224, 1914022), (241, 1779008), (266, 1611808), (304, 1410332), (308, 1392016), (352, 1218014), (361, 1187648), (418, 1025696), (448, 957011), (482, 889504), (532, 805904), (608, 705166), (616, 696008), (704, 609007), (722, 593824), (836, 512848), (964, 444752), (1064, 402952), (1216, 352583), (1232, 348004), (1444, 296912), (1463, 293056), (1672, 256424), (1687, 254144), (1928, 222376), (2128, 201476), (2464, 174002), (2527, 169664), (2651, 161728), (2888, 148456), (2926, 146528), (3344, 128212), (3374, 127072), (3856, 111188), (3971, 107968), (4256, 100738), (4579, 93632), (4928, 87001), (5054, 84832), (5302, 80864), (5776, 74228), (5852, 73264), (6688, 64106), (6748, 63536), (7712, 55594), (7942, 53984), (8512, 50369), (9158, 46816), (10108, 42416), (10604, 40432), (11552, 37114), (11704, 36632), (13376, 32053), (13496, 31768), (15424, 27797), (15884, 26992), (18316, 23408), (18557, 23104), (20216, 21208)]