209444480

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{46751}}^1$

素因数の和:46777

約数の個数: 64

約数和(自身を含む): 572244480

約数和(自身を除く): 362800000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 46751, 93502, 187004, 233755, 327257, 374008, 467510, 654514, 748016, 935020, 1309028, 1496032, 1636285, 1870040, 2618056, 2992064, 3272570, 3740080, 5236112, 5984128, 6545140, 7480160, 10472224, 13090280, 14960320, 20944448, 26180560, 29920640, 41888896, 52361120, 104722240, 209444480]

約数ペア:

[(1, 209444480), (2, 104722240), (4, 52361120), (5, 41888896), (7, 29920640), (8, 26180560), (10, 20944448), (14, 14960320), (16, 13090280), (20, 10472224), (28, 7480160), (32, 6545140), (35, 5984128), (40, 5236112), (56, 3740080), (64, 3272570), (70, 2992064), (80, 2618056), (112, 1870040), (128, 1636285), (140, 1496032), (160, 1309028), (224, 935020), (280, 748016), (320, 654514), (448, 467510), (560, 374008), (640, 327257), (896, 233755), (1120, 187004), (2240, 93502), (4480, 46751)]