78968960

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{17627}}^1$

素因数の和:17653

約数の個数: 64

約数和(自身を含む): 215766720

約数和(自身を除く): 136797760

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, 17627, 35254, 70508, 88135, 123389, 141016, 176270, 246778, 282032, 352540, 493556, 564064, 616945, 705080, 987112, 1128128, 1233890, 1410160, 1974224, 2256256, 2467780, 2820320, 3948448, 4935560, 5640640, 7896896, 9871120, 11281280, 15793792, 19742240, 39484480, 78968960]

約数ペア:

[(1, 78968960), (2, 39484480), (4, 19742240), (5, 15793792), (7, 11281280), (8, 9871120), (10, 7896896), (14, 5640640), (16, 4935560), (20, 3948448), (28, 2820320), (32, 2467780), (35, 2256256), (40, 1974224), (56, 1410160), (64, 1233890), (70, 1128128), (80, 987112), (112, 705080), (128, 616945), (140, 564064), (160, 493556), (224, 352540), (280, 282032), (320, 246778), (448, 176270), (560, 141016), (640, 123389), (896, 88135), (1120, 70508), (2240, 35254), (4480, 17627)]