154888960

素因数分解:

$2^8\times 5^1\times {\mathrm{121007}}^1$

素因数の和:121028

約数の個数: 36

約数和(自身を含む): 371010528

約数和(自身を除く): 216121568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 121007, 242014, 484028, 605035, 968056, 1210070, 1936112, 2420140, 3872224, 4840280, 7744448, 9680560, 15488896, 19361120, 30977792, 38722240, 77444480, 154888960]

約数ペア:

[(1, 154888960), (2, 77444480), (4, 38722240), (5, 30977792), (8, 19361120), (10, 15488896), (16, 9680560), (20, 7744448), (32, 4840280), (40, 3872224), (64, 2420140), (80, 1936112), (128, 1210070), (160, 968056), (256, 605035), (320, 484028), (640, 242014), (1280, 121007)]