123455040

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{128599}}^1$

素因数の和:128619

約数の個数: 56

約数和(自身を含む): 391972800

約数和(自身を除く): 268517760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 128599, 257198, 385797, 514396, 642995, 771594, 1028792, 1285990, 1543188, 1928985, 2057584, 2571980, 3086376, 3857970, 4115168, 5143960, 6172752, 7715940, 8230336, 10287920, 12345504, 15431880, 20575840, 24691008, 30863760, 41151680, 61727520, 123455040]

約数ペア:

[(1, 123455040), (2, 61727520), (3, 41151680), (4, 30863760), (5, 24691008), (6, 20575840), (8, 15431880), (10, 12345504), (12, 10287920), (15, 8230336), (16, 7715940), (20, 6172752), (24, 5143960), (30, 4115168), (32, 3857970), (40, 3086376), (48, 2571980), (60, 2057584), (64, 1928985), (80, 1543188), (96, 1285990), (120, 1028792), (160, 771594), (192, 642995), (240, 514396), (320, 385797), (480, 257198), (960, 128599)]