309208320

素因数分解:

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

素因数の和:442

約数の個数: 288

約数和(自身を含む): 1147910400

約数和(自身を除く): 838702080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 32, 36, 40, 45, 46, 48, 54, 60, 64, 69, 72, 80, 90, 92, 96, 108, 115, 120, 128, 135, 138, 144, 160, 180, 184, 192, 207, 216, 230, 240, 256, 270, 276, 288, 320, 345, 360, 368, 384, 389, 414, 432, 460, 480, 540, 552, 576, 621, 640, 690, 720, 736, 768, 778, 828, 864, 920, 960, 1035, 1080, 1104, 1152, 1167, 1242, 1280, 1380, 1440, 1472, 1556, 1656, 1728, 1840, 1920, 1945, 2070, 2160, 2208, 2304, 2334, 2484, 2760, 2880, 2944, 3105, 3112, 3312, 3456, 3501, 3680, 3840, 3890, 4140, 4320, 4416, 4668, 4968, 5520, 5760, 5835, 5888, 6210, 6224, 6624, 6912, 7002, 7360, 7780, 8280, 8640, 8832, 8947, 9336, 9936, 10503, 11040, 11520, 11670, 12420, 12448, 13248, 14004, 14720, 15560, 16560, 17280, 17505, 17664, 17894, 18672, 19872, 21006, 22080, 23340, 24840, 24896, 26496, 26841, 28008, 29440, 31120, 33120, 34560, 35010, 35788, 37344, 39744, 42012, 44160, 44735, 46680, 49680, 49792, 52515, 52992, 53682, 56016, 62240, 66240, 70020, 71576, 74688, 79488, 80523, 84024, 88320, 89470, 93360, 99360, 99584, 105030, 107364, 112032, 124480, 132480, 134205, 140040, 143152, 149376, 158976, 161046, 168048, 178940, 186720, 198720, 210060, 214728, 224064, 241569, 248960, 264960, 268410, 280080, 286304, 298752, 322092, 336096, 357880, 373440, 397440, 402615, 420120, 429456, 448128, 483138, 497920, 536820, 560160, 572608, 644184, 672192, 715760, 746880, 794880, 805230, 840240, 858912, 896256, 966276, 1073640, 1120320, 1145216, 1207845, 1288368, 1344384, 1431520, 1493760, 1610460, 1680480, 1717824, 1932552, 2147280, 2240640, 2290432, 2415690, 2576736, 2688768, 2863040, 3220920, 3360960, 3435648, 3865104, 4294560, 4481280, 4831380, 5153472, 5726080, 6441840, 6721920, 6871296, 7730208, 8589120, 9662760, 10306944, 11452160, 12883680, 13443840, 15460416, 17178240, 19325520, 20613888, 25767360, 30920832, 34356480, 38651040, 51534720, 61841664, 77302080, 103069440, 154604160, 309208320]

約数ペア:

[(1, 309208320), (2, 154604160), (3, 103069440), (4, 77302080), (5, 61841664), (6, 51534720), (8, 38651040), (9, 34356480), (10, 30920832), (12, 25767360), (15, 20613888), (16, 19325520), (18, 17178240), (20, 15460416), (23, 13443840), (24, 12883680), (27, 11452160), (30, 10306944), (32, 9662760), (36, 8589120), (40, 7730208), (45, 6871296), (46, 6721920), (48, 6441840), (54, 5726080), (60, 5153472), (64, 4831380), (69, 4481280), (72, 4294560), (80, 3865104), (90, 3435648), (92, 3360960), (96, 3220920), (108, 2863040), (115, 2688768), (120, 2576736), (128, 2415690), (135, 2290432), (138, 2240640), (144, 2147280), (160, 1932552), (180, 1717824), (184, 1680480), (192, 1610460), (207, 1493760), (216, 1431520), (230, 1344384), (240, 1288368), (256, 1207845), (270, 1145216), (276, 1120320), (288, 1073640), (320, 966276), (345, 896256), (360, 858912), (368, 840240), (384, 805230), (389, 794880), (414, 746880), (432, 715760), (460, 672192), (480, 644184), (540, 572608), (552, 560160), (576, 536820), (621, 497920), (640, 483138), (690, 448128), (720, 429456), (736, 420120), (768, 402615), (778, 397440), (828, 373440), (864, 357880), (920, 336096), (960, 322092), (1035, 298752), (1080, 286304), (1104, 280080), (1152, 268410), (1167, 264960), (1242, 248960), (1280, 241569), (1380, 224064), (1440, 214728), (1472, 210060), (1556, 198720), (1656, 186720), (1728, 178940), (1840, 168048), (1920, 161046), (1945, 158976), (2070, 149376), (2160, 143152), (2208, 140040), (2304, 134205), (2334, 132480), (2484, 124480), (2760, 112032), (2880, 107364), (2944, 105030), (3105, 99584), (3112, 99360), (3312, 93360), (3456, 89470), (3501, 88320), (3680, 84024), (3840, 80523), (3890, 79488), (4140, 74688), (4320, 71576), (4416, 70020), (4668, 66240), (4968, 62240), (5520, 56016), (5760, 53682), (5835, 52992), (5888, 52515), (6210, 49792), (6224, 49680), (6624, 46680), (6912, 44735), (7002, 44160), (7360, 42012), (7780, 39744), (8280, 37344), (8640, 35788), (8832, 35010), (8947, 34560), (9336, 33120), (9936, 31120), (10503, 29440), (11040, 28008), (11520, 26841), (11670, 26496), (12420, 24896), (12448, 24840), (13248, 23340), (14004, 22080), (14720, 21006), (15560, 19872), (16560, 18672), (17280, 17894), (17505, 17664)]