68830720

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1$

素因数の和:220

約数の個数: 160

約数和(自身を含む): 197987328

約数和(自身を除く): 129156608

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 128, 140, 160, 161, 167, 184, 224, 230, 256, 280, 320, 322, 334, 368, 448, 460, 512, 560, 640, 644, 668, 736, 805, 835, 896, 920, 1120, 1169, 1280, 1288, 1336, 1472, 1610, 1670, 1792, 1840, 2240, 2338, 2560, 2576, 2672, 2944, 3220, 3340, 3584, 3680, 3841, 4480, 4676, 5152, 5344, 5845, 5888, 6440, 6680, 7360, 7682, 8960, 9352, 10304, 10688, 11690, 11776, 12880, 13360, 14720, 15364, 17920, 18704, 19205, 20608, 21376, 23380, 25760, 26720, 26887, 29440, 30728, 37408, 38410, 41216, 42752, 46760, 51520, 53440, 53774, 58880, 61456, 74816, 76820, 82432, 85504, 93520, 103040, 106880, 107548, 122912, 134435, 149632, 153640, 187040, 206080, 213760, 215096, 245824, 268870, 299264, 307280, 374080, 412160, 427520, 430192, 491648, 537740, 598528, 614560, 748160, 860384, 983296, 1075480, 1229120, 1496320, 1720768, 1966592, 2150960, 2458240, 2992640, 3441536, 4301920, 4916480, 6883072, 8603840, 9832960, 13766144, 17207680, 34415360, 68830720]

約数ペア:

[(1, 68830720), (2, 34415360), (4, 17207680), (5, 13766144), (7, 9832960), (8, 8603840), (10, 6883072), (14, 4916480), (16, 4301920), (20, 3441536), (23, 2992640), (28, 2458240), (32, 2150960), (35, 1966592), (40, 1720768), (46, 1496320), (56, 1229120), (64, 1075480), (70, 983296), (80, 860384), (92, 748160), (112, 614560), (115, 598528), (128, 537740), (140, 491648), (160, 430192), (161, 427520), (167, 412160), (184, 374080), (224, 307280), (230, 299264), (256, 268870), (280, 245824), (320, 215096), (322, 213760), (334, 206080), (368, 187040), (448, 153640), (460, 149632), (512, 134435), (560, 122912), (640, 107548), (644, 106880), (668, 103040), (736, 93520), (805, 85504), (835, 82432), (896, 76820), (920, 74816), (1120, 61456), (1169, 58880), (1280, 53774), (1288, 53440), (1336, 51520), (1472, 46760), (1610, 42752), (1670, 41216), (1792, 38410), (1840, 37408), (2240, 30728), (2338, 29440), (2560, 26887), (2576, 26720), (2672, 25760), (2944, 23380), (3220, 21376), (3340, 20608), (3584, 19205), (3680, 18704), (3841, 17920), (4480, 15364), (4676, 14720), (5152, 13360), (5344, 12880), (5845, 11776), (5888, 11690), (6440, 10688), (6680, 10304), (7360, 9352), (7682, 8960)]