259785456

素因数分解:

$2^4\times 3^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{509}}^1$

素因数の和:572

約数の個数: 160

約数和(自身を含む): 809472000

約数和(自身を除く): 549686544

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 49, 56, 62, 84, 93, 98, 112, 124, 147, 168, 186, 196, 217, 248, 294, 336, 343, 372, 392, 434, 496, 509, 588, 651, 686, 744, 784, 868, 1018, 1029, 1176, 1302, 1372, 1488, 1519, 1527, 1736, 2036, 2058, 2352, 2604, 2744, 3038, 3054, 3472, 3563, 4072, 4116, 4557, 5208, 5488, 6076, 6108, 7126, 8144, 8232, 9114, 10416, 10633, 10689, 12152, 12216, 14252, 15779, 16464, 18228, 21266, 21378, 24304, 24432, 24941, 28504, 31558, 31899, 36456, 42532, 42756, 47337, 49882, 57008, 63116, 63798, 72912, 74823, 85064, 85512, 94674, 99764, 110453, 126232, 127596, 149646, 170128, 171024, 174587, 189348, 199528, 220906, 252464, 255192, 299292, 331359, 349174, 378696, 399056, 441812, 510384, 523761, 598584, 662718, 698348, 757392, 773171, 883624, 1047522, 1197168, 1325436, 1396696, 1546342, 1767248, 2095044, 2319513, 2650872, 2793392, 3092684, 4190088, 4639026, 5301744, 5412197, 6185368, 8380176, 9278052, 10824394, 12370736, 16236591, 18556104, 21648788, 32473182, 37112208, 43297576, 64946364, 86595152, 129892728, 259785456]

約数ペア:

[(1, 259785456), (2, 129892728), (3, 86595152), (4, 64946364), (6, 43297576), (7, 37112208), (8, 32473182), (12, 21648788), (14, 18556104), (16, 16236591), (21, 12370736), (24, 10824394), (28, 9278052), (31, 8380176), (42, 6185368), (48, 5412197), (49, 5301744), (56, 4639026), (62, 4190088), (84, 3092684), (93, 2793392), (98, 2650872), (112, 2319513), (124, 2095044), (147, 1767248), (168, 1546342), (186, 1396696), (196, 1325436), (217, 1197168), (248, 1047522), (294, 883624), (336, 773171), (343, 757392), (372, 698348), (392, 662718), (434, 598584), (496, 523761), (509, 510384), (588, 441812), (651, 399056), (686, 378696), (744, 349174), (784, 331359), (868, 299292), (1018, 255192), (1029, 252464), (1176, 220906), (1302, 199528), (1372, 189348), (1488, 174587), (1519, 171024), (1527, 170128), (1736, 149646), (2036, 127596), (2058, 126232), (2352, 110453), (2604, 99764), (2744, 94674), (3038, 85512), (3054, 85064), (3472, 74823), (3563, 72912), (4072, 63798), (4116, 63116), (4557, 57008), (5208, 49882), (5488, 47337), (6076, 42756), (6108, 42532), (7126, 36456), (8144, 31899), (8232, 31558), (9114, 28504), (10416, 24941), (10633, 24432), (10689, 24304), (12152, 21378), (12216, 21266), (14252, 18228), (15779, 16464)]