201450040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{1297}}^1$

素因数の和:1672

約数の個数: 64

約数和(自身を含む): 496251360

約数和(自身を除く): 294801320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 353, 440, 706, 1297, 1412, 1765, 2594, 2824, 3530, 3883, 5188, 6485, 7060, 7766, 10376, 12970, 14120, 14267, 15532, 19415, 25940, 28534, 31064, 38830, 51880, 57068, 71335, 77660, 114136, 142670, 155320, 285340, 457841, 570680, 915682, 1831364, 2289205, 3662728, 4578410, 5036251, 9156820, 10072502, 18313640, 20145004, 25181255, 40290008, 50362510, 100725020, 201450040]

約数ペア:

[(1, 201450040), (2, 100725020), (4, 50362510), (5, 40290008), (8, 25181255), (10, 20145004), (11, 18313640), (20, 10072502), (22, 9156820), (40, 5036251), (44, 4578410), (55, 3662728), (88, 2289205), (110, 1831364), (220, 915682), (353, 570680), (440, 457841), (706, 285340), (1297, 155320), (1412, 142670), (1765, 114136), (2594, 77660), (2824, 71335), (3530, 57068), (3883, 51880), (5188, 38830), (6485, 31064), (7060, 28534), (7766, 25940), (10376, 19415), (12970, 15532), (14120, 14267)]