2005040640

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{11351}}^1$

素因数の和:11400

約数の個数: 160

約数和(自身を含む): 6689143296

約数和(自身を除く): 4684102656

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, 460, 480, 512, 552, 640, 690, 736, 768, 920, 960, 1104, 1280, 1380, 1472, 1536, 1840, 1920, 2208, 2560, 2760, 2944, 3680, 3840, 4416, 5520, 5888, 7360, 7680, 8832, 11040, 11351, 11776, 14720, 17664, 22080, 22702, 29440, 34053, 35328, 44160, 45404, 56755, 58880, 68106, 88320, 90808, 113510, 136212, 170265, 176640, 181616, 227020, 261073, 272424, 340530, 363232, 454040, 522146, 544848, 681060, 726464, 783219, 908080, 1044292, 1089696, 1305365, 1362120, 1452928, 1566438, 1816160, 2088584, 2179392, 2610730, 2724240, 2905856, 3132876, 3632320, 3916095, 4177168, 4358784, 5221460, 5448480, 5811712, 6265752, 7264640, 7832190, 8354336, 8717568, 10442920, 10896960, 12531504, 14529280, 15664380, 16708672, 17435136, 20885840, 21793920, 25063008, 29058560, 31328760, 33417344, 41771680, 43587840, 50126016, 62657520, 66834688, 83543360, 87175680, 100252032, 125315040, 133669376, 167086720, 200504064, 250630080, 334173440, 401008128, 501260160, 668346880, 1002520320, 2005040640]

約数ペア:

[(1, 2005040640), (2, 1002520320), (3, 668346880), (4, 501260160), (5, 401008128), (6, 334173440), (8, 250630080), (10, 200504064), (12, 167086720), (15, 133669376), (16, 125315040), (20, 100252032), (23, 87175680), (24, 83543360), (30, 66834688), (32, 62657520), (40, 50126016), (46, 43587840), (48, 41771680), (60, 33417344), (64, 31328760), (69, 29058560), (80, 25063008), (92, 21793920), (96, 20885840), (115, 17435136), (120, 16708672), (128, 15664380), (138, 14529280), (160, 12531504), (184, 10896960), (192, 10442920), (230, 8717568), (240, 8354336), (256, 7832190), (276, 7264640), (320, 6265752), (345, 5811712), (368, 5448480), (384, 5221460), (460, 4358784), (480, 4177168), (512, 3916095), (552, 3632320), (640, 3132876), (690, 2905856), (736, 2724240), (768, 2610730), (920, 2179392), (960, 2088584), (1104, 1816160), (1280, 1566438), (1380, 1452928), (1472, 1362120), (1536, 1305365), (1840, 1089696), (1920, 1044292), (2208, 908080), (2560, 783219), (2760, 726464), (2944, 681060), (3680, 544848), (3840, 522146), (4416, 454040), (5520, 363232), (5888, 340530), (7360, 272424), (7680, 261073), (8832, 227020), (11040, 181616), (11351, 176640), (11776, 170265), (14720, 136212), (17664, 113510), (22080, 90808), (22702, 88320), (29440, 68106), (34053, 58880), (35328, 56755), (44160, 45404)]