128040484

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{257}}^1$

素因数の和:365

約数の個数: 72

約数和(自身を含む): 269686368

約数和(自身を除く): 141645884

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 67, 134, 143, 169, 257, 268, 286, 338, 514, 572, 676, 737, 871, 1028, 1474, 1742, 1859, 2827, 2948, 3341, 3484, 3718, 5654, 6682, 7436, 9581, 11308, 11323, 13364, 17219, 19162, 22646, 34438, 36751, 38324, 43433, 45292, 68876, 73502, 86866, 124553, 147004, 173732, 189409, 223847, 249106, 378818, 447694, 477763, 498212, 757636, 895388, 955526, 1911052, 2462317, 2910011, 4924634, 5820022, 9849268, 11640044, 32010121, 64020242, 128040484]

約数ペア:

[(1, 128040484), (2, 64020242), (4, 32010121), (11, 11640044), (13, 9849268), (22, 5820022), (26, 4924634), (44, 2910011), (52, 2462317), (67, 1911052), (134, 955526), (143, 895388), (169, 757636), (257, 498212), (268, 477763), (286, 447694), (338, 378818), (514, 249106), (572, 223847), (676, 189409), (737, 173732), (871, 147004), (1028, 124553), (1474, 86866), (1742, 73502), (1859, 68876), (2827, 45292), (2948, 43433), (3341, 38324), (3484, 36751), (3718, 34438), (5654, 22646), (6682, 19162), (7436, 17219), (9581, 13364), (11308, 11323)]