321006720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{167191}}^1$

素因数の和:167213

約数の個数: 64

約数和(自身を含む): 1023215040

約数和(自身を除く): 702208320

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, 167191, 334382, 501573, 668764, 835955, 1003146, 1337528, 1671910, 2006292, 2507865, 2675056, 3343820, 4012584, 5015730, 5350112, 6687640, 8025168, 10031460, 10700224, 13375280, 16050336, 20062920, 21400448, 26750560, 32100672, 40125840, 53501120, 64201344, 80251680, 107002240, 160503360, 321006720]

約数ペア:

[(1, 321006720), (2, 160503360), (3, 107002240), (4, 80251680), (5, 64201344), (6, 53501120), (8, 40125840), (10, 32100672), (12, 26750560), (15, 21400448), (16, 20062920), (20, 16050336), (24, 13375280), (30, 10700224), (32, 10031460), (40, 8025168), (48, 6687640), (60, 5350112), (64, 5015730), (80, 4012584), (96, 3343820), (120, 2675056), (128, 2507865), (160, 2006292), (192, 1671910), (240, 1337528), (320, 1003146), (384, 835955), (480, 668764), (640, 501573), (960, 334382), (1920, 167191)]