68931840

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{619}}^1$

素因数の和:672

約数の個数: 144

約数和(自身を含む): 228110400

約数和(自身を除く): 159178560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 64, 80, 87, 96, 116, 120, 128, 145, 160, 174, 192, 232, 240, 256, 290, 320, 348, 384, 435, 464, 480, 580, 619, 640, 696, 768, 870, 928, 960, 1160, 1238, 1280, 1392, 1740, 1856, 1857, 1920, 2320, 2476, 2784, 3095, 3480, 3712, 3714, 3840, 4640, 4952, 5568, 6190, 6960, 7424, 7428, 9280, 9285, 9904, 11136, 12380, 13920, 14856, 17951, 18560, 18570, 19808, 22272, 24760, 27840, 29712, 35902, 37120, 37140, 39616, 49520, 53853, 55680, 59424, 71804, 74280, 79232, 89755, 99040, 107706, 111360, 118848, 143608, 148560, 158464, 179510, 198080, 215412, 237696, 269265, 287216, 297120, 359020, 396160, 430824, 475392, 538530, 574432, 594240, 718040, 792320, 861648, 1077060, 1148864, 1188480, 1436080, 1723296, 2154120, 2297728, 2376960, 2872160, 3446592, 4308240, 4595456, 5744320, 6893184, 8616480, 11488640, 13786368, 17232960, 22977280, 34465920, 68931840]

約数ペア:

[(1, 68931840), (2, 34465920), (3, 22977280), (4, 17232960), (5, 13786368), (6, 11488640), (8, 8616480), (10, 6893184), (12, 5744320), (15, 4595456), (16, 4308240), (20, 3446592), (24, 2872160), (29, 2376960), (30, 2297728), (32, 2154120), (40, 1723296), (48, 1436080), (58, 1188480), (60, 1148864), (64, 1077060), (80, 861648), (87, 792320), (96, 718040), (116, 594240), (120, 574432), (128, 538530), (145, 475392), (160, 430824), (174, 396160), (192, 359020), (232, 297120), (240, 287216), (256, 269265), (290, 237696), (320, 215412), (348, 198080), (384, 179510), (435, 158464), (464, 148560), (480, 143608), (580, 118848), (619, 111360), (640, 107706), (696, 99040), (768, 89755), (870, 79232), (928, 74280), (960, 71804), (1160, 59424), (1238, 55680), (1280, 53853), (1392, 49520), (1740, 39616), (1856, 37140), (1857, 37120), (1920, 35902), (2320, 29712), (2476, 27840), (2784, 24760), (3095, 22272), (3480, 19808), (3712, 18570), (3714, 18560), (3840, 17951), (4640, 14856), (4952, 13920), (5568, 12380), (6190, 11136), (6960, 9904), (7424, 9285), (7428, 9280)]