39655680

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{449}}^1$

素因数の和:496

約数の個数: 144

約数和(自身を含む): 132451200

約数和(自身を除く): 92795520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 230, 240, 256, 276, 320, 345, 368, 384, 449, 460, 480, 552, 640, 690, 736, 768, 898, 920, 960, 1104, 1280, 1347, 1380, 1472, 1796, 1840, 1920, 2208, 2245, 2694, 2760, 2944, 3592, 3680, 3840, 4416, 4490, 5388, 5520, 5888, 6735, 7184, 7360, 8832, 8980, 10327, 10776, 11040, 13470, 14368, 14720, 17664, 17960, 20654, 21552, 22080, 26940, 28736, 29440, 30981, 35920, 41308, 43104, 44160, 51635, 53880, 57472, 61962, 71840, 82616, 86208, 88320, 103270, 107760, 114944, 123924, 143680, 154905, 165232, 172416, 206540, 215520, 247848, 287360, 309810, 330464, 344832, 413080, 431040, 495696, 574720, 619620, 660928, 826160, 862080, 991392, 1239240, 1321856, 1652320, 1724160, 1982784, 2478480, 2643712, 3304640, 3965568, 4956960, 6609280, 7931136, 9913920, 13218560, 19827840, 39655680]

約数ペア:

[(1, 39655680), (2, 19827840), (3, 13218560), (4, 9913920), (5, 7931136), (6, 6609280), (8, 4956960), (10, 3965568), (12, 3304640), (15, 2643712), (16, 2478480), (20, 1982784), (23, 1724160), (24, 1652320), (30, 1321856), (32, 1239240), (40, 991392), (46, 862080), (48, 826160), (60, 660928), (64, 619620), (69, 574720), (80, 495696), (92, 431040), (96, 413080), (115, 344832), (120, 330464), (128, 309810), (138, 287360), (160, 247848), (184, 215520), (192, 206540), (230, 172416), (240, 165232), (256, 154905), (276, 143680), (320, 123924), (345, 114944), (368, 107760), (384, 103270), (449, 88320), (460, 86208), (480, 82616), (552, 71840), (640, 61962), (690, 57472), (736, 53880), (768, 51635), (898, 44160), (920, 43104), (960, 41308), (1104, 35920), (1280, 30981), (1347, 29440), (1380, 28736), (1472, 26940), (1796, 22080), (1840, 21552), (1920, 20654), (2208, 17960), (2245, 17664), (2694, 14720), (2760, 14368), (2944, 13470), (3592, 11040), (3680, 10776), (3840, 10327), (4416, 8980), (4490, 8832), (5388, 7360), (5520, 7184), (5888, 6735)]