81047040

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:260

約数の個数: 160

約数和(自身を含む): 264866976

約数和(自身を除く): 183819936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 64, 80, 96, 120, 122, 128, 160, 173, 183, 192, 240, 244, 256, 305, 320, 346, 366, 384, 480, 488, 512, 519, 610, 640, 692, 732, 768, 865, 915, 960, 976, 1038, 1220, 1280, 1384, 1464, 1536, 1730, 1830, 1920, 1952, 2076, 2440, 2560, 2595, 2768, 2928, 3460, 3660, 3840, 3904, 4152, 4880, 5190, 5536, 5856, 6920, 7320, 7680, 7808, 8304, 9760, 10380, 10553, 11072, 11712, 13840, 14640, 15616, 16608, 19520, 20760, 21106, 22144, 23424, 27680, 29280, 31232, 31659, 33216, 39040, 41520, 42212, 44288, 46848, 52765, 55360, 58560, 63318, 66432, 78080, 83040, 84424, 88576, 93696, 105530, 110720, 117120, 126636, 132864, 156160, 158295, 166080, 168848, 211060, 221440, 234240, 253272, 265728, 316590, 332160, 337696, 422120, 442880, 468480, 506544, 633180, 664320, 675392, 844240, 1013088, 1266360, 1328640, 1350784, 1688480, 2026176, 2532720, 2701568, 3376960, 4052352, 5065440, 5403136, 6753920, 8104704, 10130880, 13507840, 16209408, 20261760, 27015680, 40523520, 81047040]

約数ペア:

[(1, 81047040), (2, 40523520), (3, 27015680), (4, 20261760), (5, 16209408), (6, 13507840), (8, 10130880), (10, 8104704), (12, 6753920), (15, 5403136), (16, 5065440), (20, 4052352), (24, 3376960), (30, 2701568), (32, 2532720), (40, 2026176), (48, 1688480), (60, 1350784), (61, 1328640), (64, 1266360), (80, 1013088), (96, 844240), (120, 675392), (122, 664320), (128, 633180), (160, 506544), (173, 468480), (183, 442880), (192, 422120), (240, 337696), (244, 332160), (256, 316590), (305, 265728), (320, 253272), (346, 234240), (366, 221440), (384, 211060), (480, 168848), (488, 166080), (512, 158295), (519, 156160), (610, 132864), (640, 126636), (692, 117120), (732, 110720), (768, 105530), (865, 93696), (915, 88576), (960, 84424), (976, 83040), (1038, 78080), (1220, 66432), (1280, 63318), (1384, 58560), (1464, 55360), (1536, 52765), (1730, 46848), (1830, 44288), (1920, 42212), (1952, 41520), (2076, 39040), (2440, 33216), (2560, 31659), (2595, 31232), (2768, 29280), (2928, 27680), (3460, 23424), (3660, 22144), (3840, 21106), (3904, 20760), (4152, 19520), (4880, 16608), (5190, 15616), (5536, 14640), (5856, 13840), (6920, 11712), (7320, 11072), (7680, 10553), (7808, 10380), (8304, 9760)]