505760164

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1$

素因数の和:418

約数の個数: 144

約数和(自身を含む): 1208363520

約数和(自身を除く): 702603356

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 31, 38, 49, 52, 62, 76, 91, 98, 124, 133, 182, 196, 217, 247, 266, 337, 364, 403, 434, 494, 532, 589, 637, 674, 806, 868, 931, 988, 1178, 1274, 1348, 1519, 1612, 1729, 1862, 2356, 2359, 2548, 2821, 3038, 3458, 3724, 4123, 4381, 4718, 5642, 6076, 6403, 6916, 7657, 8246, 8762, 9436, 10447, 11284, 12103, 12806, 15314, 16492, 16513, 17524, 19747, 20894, 24206, 25612, 28861, 30628, 30667, 33026, 39494, 41788, 44821, 48412, 53599, 57722, 61334, 66052, 73129, 78988, 83239, 89642, 107198, 115444, 122668, 135811, 146258, 166478, 179284, 198493, 214396, 214669, 271622, 292516, 313747, 332956, 375193, 396986, 429338, 511903, 543244, 582673, 627494, 750386, 793972, 858676, 950677, 1023806, 1165346, 1254988, 1389451, 1500772, 1901354, 2047612, 2330692, 2580409, 2778902, 3802708, 4078711, 5160818, 5557804, 6654739, 8157422, 9726157, 10321636, 13309478, 16314844, 18062863, 19452314, 26618956, 36125726, 38904628, 72251452, 126440041, 252880082, 505760164]

約数ペア:

[(1, 505760164), (2, 252880082), (4, 126440041), (7, 72251452), (13, 38904628), (14, 36125726), (19, 26618956), (26, 19452314), (28, 18062863), (31, 16314844), (38, 13309478), (49, 10321636), (52, 9726157), (62, 8157422), (76, 6654739), (91, 5557804), (98, 5160818), (124, 4078711), (133, 3802708), (182, 2778902), (196, 2580409), (217, 2330692), (247, 2047612), (266, 1901354), (337, 1500772), (364, 1389451), (403, 1254988), (434, 1165346), (494, 1023806), (532, 950677), (589, 858676), (637, 793972), (674, 750386), (806, 627494), (868, 582673), (931, 543244), (988, 511903), (1178, 429338), (1274, 396986), (1348, 375193), (1519, 332956), (1612, 313747), (1729, 292516), (1862, 271622), (2356, 214669), (2359, 214396), (2548, 198493), (2821, 179284), (3038, 166478), (3458, 146258), (3724, 135811), (4123, 122668), (4381, 115444), (4718, 107198), (5642, 89642), (6076, 83239), (6403, 78988), (6916, 73129), (7657, 66052), (8246, 61334), (8762, 57722), (9436, 53599), (10447, 48412), (11284, 44821), (12103, 41788), (12806, 39494), (15314, 33026), (16492, 30667), (16513, 30628), (17524, 28861), (19747, 25612), (20894, 24206)]