805280640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{419417}}^1$

素因数の和:419439

約数の個数: 64

約数和(自身を含む): 2566838160

約数和(自身を除く): 1761557520

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, 419417, 838834, 1258251, 1677668, 2097085, 2516502, 3355336, 4194170, 5033004, 6291255, 6710672, 8388340, 10066008, 12582510, 13421344, 16776680, 20132016, 25165020, 26842688, 33553360, 40264032, 50330040, 53685376, 67106720, 80528064, 100660080, 134213440, 161056128, 201320160, 268426880, 402640320, 805280640]

約数ペア:

[(1, 805280640), (2, 402640320), (3, 268426880), (4, 201320160), (5, 161056128), (6, 134213440), (8, 100660080), (10, 80528064), (12, 67106720), (15, 53685376), (16, 50330040), (20, 40264032), (24, 33553360), (30, 26842688), (32, 25165020), (40, 20132016), (48, 16776680), (60, 13421344), (64, 12582510), (80, 10066008), (96, 8388340), (120, 6710672), (128, 6291255), (160, 5033004), (192, 4194170), (240, 3355336), (320, 2516502), (384, 2097085), (480, 1677668), (640, 1258251), (960, 838834), (1920, 419417)]