211070520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{887}}^1$

素因数の和:1565

約数の個数: 96

約数和(自身を含む): 687791520

約数和(自身を除く): 476721000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 661, 887, 1322, 1774, 1983, 2644, 2661, 3305, 3548, 3966, 4435, 5288, 5322, 5949, 6610, 7096, 7932, 7983, 8870, 9915, 10644, 11898, 13220, 13305, 15864, 15966, 17740, 19830, 21288, 23796, 26440, 26610, 29745, 31932, 35480, 39660, 39915, 47592, 53220, 59490, 63864, 79320, 79830, 106440, 118980, 159660, 237960, 319320, 586307, 1172614, 1758921, 2345228, 2931535, 3517842, 4690456, 5276763, 5863070, 7035684, 8794605, 10553526, 11726140, 14071368, 17589210, 21107052, 23452280, 26383815, 35178420, 42214104, 52767630, 70356840, 105535260, 211070520]

約数ペア:

[(1, 211070520), (2, 105535260), (3, 70356840), (4, 52767630), (5, 42214104), (6, 35178420), (8, 26383815), (9, 23452280), (10, 21107052), (12, 17589210), (15, 14071368), (18, 11726140), (20, 10553526), (24, 8794605), (30, 7035684), (36, 5863070), (40, 5276763), (45, 4690456), (60, 3517842), (72, 2931535), (90, 2345228), (120, 1758921), (180, 1172614), (360, 586307), (661, 319320), (887, 237960), (1322, 159660), (1774, 118980), (1983, 106440), (2644, 79830), (2661, 79320), (3305, 63864), (3548, 59490), (3966, 53220), (4435, 47592), (5288, 39915), (5322, 39660), (5949, 35480), (6610, 31932), (7096, 29745), (7932, 26610), (7983, 26440), (8870, 23796), (9915, 21288), (10644, 19830), (11898, 17740), (13220, 15966), (13305, 15864)]