128324560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17627}}^1$

素因数の和:17660

約数の個数: 80

約数和(自身を含む): 367226496

約数和(自身を除く): 238901936

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 17627, 35254, 70508, 88135, 123389, 141016, 176270, 229151, 246778, 282032, 352540, 458302, 493556, 616945, 705080, 916604, 987112, 1145755, 1233890, 1410160, 1604057, 1833208, 1974224, 2291510, 2467780, 3208114, 3666416, 4583020, 4935560, 6416228, 8020285, 9166040, 9871120, 12832456, 16040570, 18332080, 25664912, 32081140, 64162280, 128324560]

約数ペア:

[(1, 128324560), (2, 64162280), (4, 32081140), (5, 25664912), (7, 18332080), (8, 16040570), (10, 12832456), (13, 9871120), (14, 9166040), (16, 8020285), (20, 6416228), (26, 4935560), (28, 4583020), (35, 3666416), (40, 3208114), (52, 2467780), (56, 2291510), (65, 1974224), (70, 1833208), (80, 1604057), (91, 1410160), (104, 1233890), (112, 1145755), (130, 987112), (140, 916604), (182, 705080), (208, 616945), (260, 493556), (280, 458302), (364, 352540), (455, 282032), (520, 246778), (560, 229151), (728, 176270), (910, 141016), (1040, 123389), (1456, 88135), (1820, 70508), (3640, 35254), (7280, 17627)]