254720004

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{1319}}^1$

素因数の和:1374

約数の個数: 144

約数和(自身を含む): 786508800

約数和(自身を除く): 531788796

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 19, 21, 22, 28, 33, 38, 42, 44, 57, 66, 76, 77, 84, 114, 121, 132, 133, 154, 209, 228, 231, 242, 266, 308, 363, 399, 418, 462, 484, 532, 627, 726, 798, 836, 847, 924, 1254, 1319, 1452, 1463, 1596, 1694, 2299, 2508, 2541, 2638, 2926, 3388, 3957, 4389, 4598, 5082, 5276, 5852, 6897, 7914, 8778, 9196, 9233, 10164, 13794, 14509, 15828, 16093, 17556, 18466, 25061, 27588, 27699, 29018, 32186, 36932, 43527, 48279, 50122, 55398, 58036, 64372, 75183, 87054, 96558, 100244, 101563, 110796, 150366, 159599, 174108, 175427, 193116, 203126, 275671, 300732, 304689, 319198, 350854, 406252, 478797, 526281, 551342, 609378, 638396, 701708, 827013, 957594, 1052562, 1102684, 1117193, 1218756, 1654026, 1915188, 1929697, 2105124, 2234386, 3032381, 3308052, 3351579, 3859394, 4468772, 5789091, 6064762, 6703158, 7718788, 9097143, 11578182, 12129524, 13406316, 18194286, 21226667, 23156364, 36388572, 42453334, 63680001, 84906668, 127360002, 254720004]

約数ペア:

[(1, 254720004), (2, 127360002), (3, 84906668), (4, 63680001), (6, 42453334), (7, 36388572), (11, 23156364), (12, 21226667), (14, 18194286), (19, 13406316), (21, 12129524), (22, 11578182), (28, 9097143), (33, 7718788), (38, 6703158), (42, 6064762), (44, 5789091), (57, 4468772), (66, 3859394), (76, 3351579), (77, 3308052), (84, 3032381), (114, 2234386), (121, 2105124), (132, 1929697), (133, 1915188), (154, 1654026), (209, 1218756), (228, 1117193), (231, 1102684), (242, 1052562), (266, 957594), (308, 827013), (363, 701708), (399, 638396), (418, 609378), (462, 551342), (484, 526281), (532, 478797), (627, 406252), (726, 350854), (798, 319198), (836, 304689), (847, 300732), (924, 275671), (1254, 203126), (1319, 193116), (1452, 175427), (1463, 174108), (1596, 159599), (1694, 150366), (2299, 110796), (2508, 101563), (2541, 100244), (2638, 96558), (2926, 87054), (3388, 75183), (3957, 64372), (4389, 58036), (4598, 55398), (5082, 50122), (5276, 48279), (5852, 43527), (6897, 36932), (7914, 32186), (8778, 29018), (9196, 27699), (9233, 27588), (10164, 25061), (13794, 18466), (14509, 17556), (15828, 16093)]