240495360

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:443

約数の個数: 288

約数和(自身を含む): 918328320

約数和(自身を除く): 677832960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 32, 35, 40, 42, 46, 48, 56, 60, 64, 69, 70, 80, 84, 92, 96, 105, 112, 115, 120, 128, 138, 140, 160, 161, 168, 184, 192, 210, 224, 230, 240, 256, 276, 280, 320, 322, 336, 345, 368, 384, 389, 420, 448, 460, 480, 483, 552, 560, 640, 644, 672, 690, 736, 768, 778, 805, 840, 896, 920, 960, 966, 1104, 1120, 1167, 1280, 1288, 1344, 1380, 1472, 1556, 1610, 1680, 1792, 1840, 1920, 1932, 1945, 2208, 2240, 2334, 2415, 2576, 2688, 2723, 2760, 2944, 3112, 3220, 3360, 3680, 3840, 3864, 3890, 4416, 4480, 4668, 4830, 5152, 5376, 5446, 5520, 5835, 5888, 6224, 6440, 6720, 7360, 7728, 7780, 8169, 8832, 8947, 8960, 9336, 9660, 10304, 10892, 11040, 11670, 12448, 12880, 13440, 13615, 14720, 15456, 15560, 16338, 17664, 17894, 18672, 19320, 20608, 21784, 22080, 23340, 24896, 25760, 26841, 26880, 27230, 29440, 30912, 31120, 32676, 35788, 37344, 38640, 40845, 41216, 43568, 44160, 44735, 46680, 49792, 51520, 53682, 54460, 61824, 62240, 62629, 65352, 71576, 74688, 77280, 81690, 87136, 88320, 89470, 93360, 99584, 103040, 107364, 108920, 123648, 124480, 125258, 130704, 134205, 143152, 149376, 154560, 163380, 174272, 178940, 186720, 187887, 206080, 214728, 217840, 248960, 250516, 261408, 268410, 286304, 298752, 309120, 313145, 326760, 348544, 357880, 373440, 375774, 429456, 435680, 497920, 501032, 522816, 536820, 572608, 618240, 626290, 653520, 697088, 715760, 746880, 751548, 858912, 871360, 939435, 1002064, 1045632, 1073640, 1145216, 1252580, 1307040, 1431520, 1493760, 1503096, 1717824, 1742720, 1878870, 2004128, 2091264, 2147280, 2290432, 2505160, 2614080, 2863040, 3006192, 3435648, 3485440, 3757740, 4008256, 4294560, 5010320, 5228160, 5726080, 6012384, 6871296, 7515480, 8016512, 8589120, 10020640, 10456320, 11452160, 12024768, 15030960, 16033024, 17178240, 20041280, 24049536, 30061920, 34356480, 40082560, 48099072, 60123840, 80165120, 120247680, 240495360]

約数ペア:

[(1, 240495360), (2, 120247680), (3, 80165120), (4, 60123840), (5, 48099072), (6, 40082560), (7, 34356480), (8, 30061920), (10, 24049536), (12, 20041280), (14, 17178240), (15, 16033024), (16, 15030960), (20, 12024768), (21, 11452160), (23, 10456320), (24, 10020640), (28, 8589120), (30, 8016512), (32, 7515480), (35, 6871296), (40, 6012384), (42, 5726080), (46, 5228160), (48, 5010320), (56, 4294560), (60, 4008256), (64, 3757740), (69, 3485440), (70, 3435648), (80, 3006192), (84, 2863040), (92, 2614080), (96, 2505160), (105, 2290432), (112, 2147280), (115, 2091264), (120, 2004128), (128, 1878870), (138, 1742720), (140, 1717824), (160, 1503096), (161, 1493760), (168, 1431520), (184, 1307040), (192, 1252580), (210, 1145216), (224, 1073640), (230, 1045632), (240, 1002064), (256, 939435), (276, 871360), (280, 858912), (320, 751548), (322, 746880), (336, 715760), (345, 697088), (368, 653520), (384, 626290), (389, 618240), (420, 572608), (448, 536820), (460, 522816), (480, 501032), (483, 497920), (552, 435680), (560, 429456), (640, 375774), (644, 373440), (672, 357880), (690, 348544), (736, 326760), (768, 313145), (778, 309120), (805, 298752), (840, 286304), (896, 268410), (920, 261408), (960, 250516), (966, 248960), (1104, 217840), (1120, 214728), (1167, 206080), (1280, 187887), (1288, 186720), (1344, 178940), (1380, 174272), (1472, 163380), (1556, 154560), (1610, 149376), (1680, 143152), (1792, 134205), (1840, 130704), (1920, 125258), (1932, 124480), (1945, 123648), (2208, 108920), (2240, 107364), (2334, 103040), (2415, 99584), (2576, 93360), (2688, 89470), (2723, 88320), (2760, 87136), (2944, 81690), (3112, 77280), (3220, 74688), (3360, 71576), (3680, 65352), (3840, 62629), (3864, 62240), (3890, 61824), (4416, 54460), (4480, 53682), (4668, 51520), (4830, 49792), (5152, 46680), (5376, 44735), (5446, 44160), (5520, 43568), (5835, 41216), (5888, 40845), (6224, 38640), (6440, 37344), (6720, 35788), (7360, 32676), (7728, 31120), (7780, 30912), (8169, 29440), (8832, 27230), (8947, 26880), (8960, 26841), (9336, 25760), (9660, 24896), (10304, 23340), (10892, 22080), (11040, 21784), (11670, 20608), (12448, 19320), (12880, 18672), (13440, 17894), (13615, 17664), (14720, 16338), (15456, 15560)]