408240960

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{425251}}^1$

素因数の和:425271

約数の個数: 56

約数和(自身を含む): 1296168096

約数和(自身を除く): 887927136

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, 425251, 850502, 1275753, 1701004, 2126255, 2551506, 3402008, 4252510, 5103012, 6378765, 6804016, 8505020, 10206024, 12757530, 13608032, 17010040, 20412048, 25515060, 27216064, 34020080, 40824096, 51030120, 68040160, 81648192, 102060240, 136080320, 204120480, 408240960]

約数ペア:

[(1, 408240960), (2, 204120480), (3, 136080320), (4, 102060240), (5, 81648192), (6, 68040160), (8, 51030120), (10, 40824096), (12, 34020080), (15, 27216064), (16, 25515060), (20, 20412048), (24, 17010040), (30, 13608032), (32, 12757530), (40, 10206024), (48, 8505020), (60, 6804016), (64, 6378765), (80, 5103012), (96, 4252510), (120, 3402008), (160, 2551506), (192, 2126255), (240, 1701004), (320, 1275753), (480, 850502), (960, 425251)]