285417320

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{281}}^1\times {\mathrm{379}}^1$

素因数の和:738

約数の個数: 64

約数和(自身を含む): 655819200

約数和(自身を除く): 370401880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 281, 335, 379, 536, 562, 670, 758, 1124, 1340, 1405, 1516, 1895, 2248, 2680, 2810, 3032, 3790, 5620, 7580, 11240, 15160, 18827, 25393, 37654, 50786, 75308, 94135, 101572, 106499, 126965, 150616, 188270, 203144, 212998, 253930, 376540, 425996, 507860, 532495, 753080, 851992, 1015720, 1064990, 2129980, 4259960, 7135433, 14270866, 28541732, 35677165, 57083464, 71354330, 142708660, 285417320]

約数ペア:

[(1, 285417320), (2, 142708660), (4, 71354330), (5, 57083464), (8, 35677165), (10, 28541732), (20, 14270866), (40, 7135433), (67, 4259960), (134, 2129980), (268, 1064990), (281, 1015720), (335, 851992), (379, 753080), (536, 532495), (562, 507860), (670, 425996), (758, 376540), (1124, 253930), (1340, 212998), (1405, 203144), (1516, 188270), (1895, 150616), (2248, 126965), (2680, 106499), (2810, 101572), (3032, 94135), (3790, 75308), (5620, 50786), (7580, 37654), (11240, 25393), (15160, 18827)]