221287528

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:160

約数の個数: 192

約数和(自身を含む): 577022400

約数和(自身を除く): 355734872

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 37, 38, 44, 49, 56, 73, 74, 76, 77, 88, 98, 133, 146, 148, 152, 154, 196, 209, 259, 266, 292, 296, 308, 392, 407, 418, 511, 518, 532, 539, 584, 616, 703, 803, 814, 836, 931, 1022, 1036, 1064, 1078, 1387, 1406, 1463, 1606, 1628, 1672, 1813, 1862, 2044, 2072, 2156, 2701, 2774, 2812, 2849, 2926, 3212, 3256, 3577, 3626, 3724, 4088, 4312, 4921, 5402, 5548, 5621, 5624, 5698, 5852, 6424, 7154, 7252, 7448, 7733, 9709, 9842, 10241, 10804, 11096, 11242, 11396, 11704, 14308, 14504, 15257, 15466, 18907, 19418, 19684, 19943, 20482, 21608, 22484, 22792, 28616, 29711, 30514, 30932, 34447, 37814, 38836, 39347, 39368, 39886, 40964, 44968, 51319, 54131, 59422, 61028, 61864, 67963, 68894, 75628, 77672, 78694, 79772, 81928, 102638, 106799, 108262, 118844, 122056, 132349, 135926, 137788, 151256, 157388, 159544, 205276, 207977, 213598, 216524, 237688, 264698, 271852, 275576, 314776, 359233, 378917, 410552, 415954, 427196, 433048, 529396, 543704, 564509, 718466, 747593, 757834, 831908, 854392, 1058792, 1129018, 1436932, 1455839, 1495186, 1515668, 1663816, 2258036, 2514631, 2873864, 2911678, 2990372, 3031336, 3951563, 4516072, 5029262, 5823356, 5980744, 7903126, 10058524, 11646712, 15806252, 20117048, 27660941, 31612504, 55321882, 110643764, 221287528]

約数ペア:

[(1, 221287528), (2, 110643764), (4, 55321882), (7, 31612504), (8, 27660941), (11, 20117048), (14, 15806252), (19, 11646712), (22, 10058524), (28, 7903126), (37, 5980744), (38, 5823356), (44, 5029262), (49, 4516072), (56, 3951563), (73, 3031336), (74, 2990372), (76, 2911678), (77, 2873864), (88, 2514631), (98, 2258036), (133, 1663816), (146, 1515668), (148, 1495186), (152, 1455839), (154, 1436932), (196, 1129018), (209, 1058792), (259, 854392), (266, 831908), (292, 757834), (296, 747593), (308, 718466), (392, 564509), (407, 543704), (418, 529396), (511, 433048), (518, 427196), (532, 415954), (539, 410552), (584, 378917), (616, 359233), (703, 314776), (803, 275576), (814, 271852), (836, 264698), (931, 237688), (1022, 216524), (1036, 213598), (1064, 207977), (1078, 205276), (1387, 159544), (1406, 157388), (1463, 151256), (1606, 137788), (1628, 135926), (1672, 132349), (1813, 122056), (1862, 118844), (2044, 108262), (2072, 106799), (2156, 102638), (2701, 81928), (2774, 79772), (2812, 78694), (2849, 77672), (2926, 75628), (3212, 68894), (3256, 67963), (3577, 61864), (3626, 61028), (3724, 59422), (4088, 54131), (4312, 51319), (4921, 44968), (5402, 40964), (5548, 39886), (5621, 39368), (5624, 39347), (5698, 38836), (5852, 37814), (6424, 34447), (7154, 30932), (7252, 30514), (7448, 29711), (7733, 28616), (9709, 22792), (9842, 22484), (10241, 21608), (10804, 20482), (11096, 19943), (11242, 19684), (11396, 19418), (11704, 18907), (14308, 15466), (14504, 15257)]