393121920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{204751}}^1$

素因数の和:204773

約数の個数: 64

約数和(自身を含む): 1253082240

約数和(自身を除く): 859960320

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, 320, 384, 480, 640, 960, 1920, 204751, 409502, 614253, 819004, 1023755, 1228506, 1638008, 2047510, 2457012, 3071265, 3276016, 4095020, 4914024, 6142530, 6552032, 8190040, 9828048, 12285060, 13104064, 16380080, 19656096, 24570120, 26208128, 32760160, 39312192, 49140240, 65520320, 78624384, 98280480, 131040640, 196560960, 393121920]

約数ペア:

[(1, 393121920), (2, 196560960), (3, 131040640), (4, 98280480), (5, 78624384), (6, 65520320), (8, 49140240), (10, 39312192), (12, 32760160), (15, 26208128), (16, 24570120), (20, 19656096), (24, 16380080), (30, 13104064), (32, 12285060), (40, 9828048), (48, 8190040), (60, 6552032), (64, 6142530), (80, 4914024), (96, 4095020), (120, 3276016), (128, 3071265), (160, 2457012), (192, 2047510), (240, 1638008), (320, 1228506), (384, 1023755), (480, 819004), (640, 614253), (960, 409502), (1920, 204751)]