61347840

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{1997}}^1$

素因数の和:2027

約数の個数: 96

約数和(自身を含む): 196363440

約数和(自身を除く): 135015600

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, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1024, 1280, 1536, 1920, 1997, 2048, 2560, 3072, 3840, 3994, 5120, 5991, 6144, 7680, 7988, 9985, 10240, 11982, 15360, 15976, 19970, 23964, 29955, 30720, 31952, 39940, 47928, 59910, 63904, 79880, 95856, 119820, 127808, 159760, 191712, 239640, 255616, 319520, 383424, 479280, 511232, 639040, 766848, 958560, 1022464, 1278080, 1533696, 1917120, 2044928, 2556160, 3067392, 3834240, 4089856, 5112320, 6134784, 7668480, 10224640, 12269568, 15336960, 20449280, 30673920, 61347840]

約数ペア:

[(1, 61347840), (2, 30673920), (3, 20449280), (4, 15336960), (5, 12269568), (6, 10224640), (8, 7668480), (10, 6134784), (12, 5112320), (15, 4089856), (16, 3834240), (20, 3067392), (24, 2556160), (30, 2044928), (32, 1917120), (40, 1533696), (48, 1278080), (60, 1022464), (64, 958560), (80, 766848), (96, 639040), (120, 511232), (128, 479280), (160, 383424), (192, 319520), (240, 255616), (256, 239640), (320, 191712), (384, 159760), (480, 127808), (512, 119820), (640, 95856), (768, 79880), (960, 63904), (1024, 59910), (1280, 47928), (1536, 39940), (1920, 31952), (1997, 30720), (2048, 29955), (2560, 23964), (3072, 19970), (3840, 15976), (3994, 15360), (5120, 11982), (5991, 10240), (6144, 9985), (7680, 7988)]