320931840

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1$

素因数の和:398

約数の個数: 192

約数和(自身を含む): 1062996480

約数和(自身を除く): 742064640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 256, 310, 320, 337, 372, 384, 465, 480, 496, 512, 620, 640, 674, 744, 768, 930, 960, 992, 1011, 1024, 1240, 1280, 1348, 1488, 1536, 1685, 1860, 1920, 1984, 2022, 2048, 2480, 2560, 2696, 2976, 3072, 3370, 3720, 3840, 3968, 4044, 4960, 5055, 5120, 5392, 5952, 6144, 6740, 7440, 7680, 7936, 8088, 9920, 10110, 10240, 10447, 10784, 11904, 13480, 14880, 15360, 15872, 16176, 19840, 20220, 20894, 21568, 23808, 26960, 29760, 30720, 31341, 31744, 32352, 39680, 40440, 41788, 43136, 47616, 52235, 53920, 59520, 62682, 63488, 64704, 79360, 80880, 83576, 86272, 95232, 104470, 107840, 119040, 125364, 129408, 156705, 158720, 161760, 167152, 172544, 190464, 208940, 215680, 238080, 250728, 258816, 313410, 317440, 323520, 334304, 345088, 417880, 431360, 476160, 501456, 517632, 626820, 647040, 668608, 690176, 835760, 862720, 952320, 1002912, 1035264, 1253640, 1294080, 1337216, 1671520, 1725440, 2005824, 2070528, 2507280, 2588160, 2674432, 3343040, 3450880, 4011648, 5014560, 5176320, 5348864, 6686080, 8023296, 10029120, 10352640, 10697728, 13372160, 16046592, 20058240, 21395456, 26744320, 32093184, 40116480, 53488640, 64186368, 80232960, 106977280, 160465920, 320931840]

約数ペア:

[(1, 320931840), (2, 160465920), (3, 106977280), (4, 80232960), (5, 64186368), (6, 53488640), (8, 40116480), (10, 32093184), (12, 26744320), (15, 21395456), (16, 20058240), (20, 16046592), (24, 13372160), (30, 10697728), (31, 10352640), (32, 10029120), (40, 8023296), (48, 6686080), (60, 5348864), (62, 5176320), (64, 5014560), (80, 4011648), (93, 3450880), (96, 3343040), (120, 2674432), (124, 2588160), (128, 2507280), (155, 2070528), (160, 2005824), (186, 1725440), (192, 1671520), (240, 1337216), (248, 1294080), (256, 1253640), (310, 1035264), (320, 1002912), (337, 952320), (372, 862720), (384, 835760), (465, 690176), (480, 668608), (496, 647040), (512, 626820), (620, 517632), (640, 501456), (674, 476160), (744, 431360), (768, 417880), (930, 345088), (960, 334304), (992, 323520), (1011, 317440), (1024, 313410), (1240, 258816), (1280, 250728), (1348, 238080), (1488, 215680), (1536, 208940), (1685, 190464), (1860, 172544), (1920, 167152), (1984, 161760), (2022, 158720), (2048, 156705), (2480, 129408), (2560, 125364), (2696, 119040), (2976, 107840), (3072, 104470), (3370, 95232), (3720, 86272), (3840, 83576), (3968, 80880), (4044, 79360), (4960, 64704), (5055, 63488), (5120, 62682), (5392, 59520), (5952, 53920), (6144, 52235), (6740, 47616), (7440, 43136), (7680, 41788), (7936, 40440), (8088, 39680), (9920, 32352), (10110, 31744), (10240, 31341), (10447, 30720), (10784, 29760), (11904, 26960), (13480, 23808), (14880, 21568), (15360, 20894), (15872, 20220), (16176, 19840)]