68815260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{13183}}^1$

素因数の和:13227

約数の個数: 72

約数和(自身を含む): 215953920

約数和(自身を除く): 147138660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 13183, 26366, 39549, 52732, 65915, 79098, 118647, 131830, 158196, 197745, 237294, 263660, 382307, 395490, 474588, 593235, 764614, 790980, 1146921, 1186470, 1529228, 1911535, 2293842, 2372940, 3440763, 3823070, 4587684, 5734605, 6881526, 7646140, 11469210, 13763052, 17203815, 22938420, 34407630, 68815260]

約数ペア:

[(1, 68815260), (2, 34407630), (3, 22938420), (4, 17203815), (5, 13763052), (6, 11469210), (9, 7646140), (10, 6881526), (12, 5734605), (15, 4587684), (18, 3823070), (20, 3440763), (29, 2372940), (30, 2293842), (36, 1911535), (45, 1529228), (58, 1186470), (60, 1146921), (87, 790980), (90, 764614), (116, 593235), (145, 474588), (174, 395490), (180, 382307), (261, 263660), (290, 237294), (348, 197745), (435, 158196), (522, 131830), (580, 118647), (870, 79098), (1044, 65915), (1305, 52732), (1740, 39549), (2610, 26366), (5220, 13183)]