238495840

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:261

約数の個数: 144

約数和(自身を含む): 630637056

約数和(自身を除く): 392141216

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 97, 110, 121, 127, 160, 176, 194, 220, 242, 254, 352, 388, 440, 484, 485, 508, 605, 635, 776, 880, 968, 970, 1016, 1067, 1210, 1270, 1397, 1552, 1760, 1936, 1940, 2032, 2134, 2420, 2540, 2794, 3104, 3872, 3880, 4064, 4268, 4840, 5080, 5335, 5588, 6985, 7760, 8536, 9680, 10160, 10670, 11176, 11737, 12319, 13970, 15367, 15520, 17072, 19360, 20320, 21340, 22352, 23474, 24638, 27940, 30734, 34144, 42680, 44704, 46948, 49276, 55880, 58685, 61468, 61595, 76835, 85360, 93896, 98552, 111760, 117370, 122936, 123190, 135509, 153670, 170720, 187792, 197104, 223520, 234740, 245872, 246380, 271018, 307340, 375584, 394208, 469480, 491744, 492760, 542036, 614680, 677545, 938960, 985520, 1084072, 1229360, 1355090, 1490599, 1877920, 1971040, 2168144, 2458720, 2710180, 2981198, 4336288, 5420360, 5962396, 7452995, 10840720, 11924792, 14905990, 21681440, 23849584, 29811980, 47699168, 59623960, 119247920, 238495840]

約数ペア:

[(1, 238495840), (2, 119247920), (4, 59623960), (5, 47699168), (8, 29811980), (10, 23849584), (11, 21681440), (16, 14905990), (20, 11924792), (22, 10840720), (32, 7452995), (40, 5962396), (44, 5420360), (55, 4336288), (80, 2981198), (88, 2710180), (97, 2458720), (110, 2168144), (121, 1971040), (127, 1877920), (160, 1490599), (176, 1355090), (194, 1229360), (220, 1084072), (242, 985520), (254, 938960), (352, 677545), (388, 614680), (440, 542036), (484, 492760), (485, 491744), (508, 469480), (605, 394208), (635, 375584), (776, 307340), (880, 271018), (968, 246380), (970, 245872), (1016, 234740), (1067, 223520), (1210, 197104), (1270, 187792), (1397, 170720), (1552, 153670), (1760, 135509), (1936, 123190), (1940, 122936), (2032, 117370), (2134, 111760), (2420, 98552), (2540, 93896), (2794, 85360), (3104, 76835), (3872, 61595), (3880, 61468), (4064, 58685), (4268, 55880), (4840, 49276), (5080, 46948), (5335, 44704), (5588, 42680), (6985, 34144), (7760, 30734), (8536, 27940), (9680, 24638), (10160, 23474), (10670, 22352), (11176, 21340), (11737, 20320), (12319, 19360), (13970, 17072), (15367, 15520)]