12723990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{409}}^1$

素因数の和:497

約数の個数: 64

約数和(自身を含む): 32944320

約数和(自身を除く): 20220330

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 61, 85, 102, 122, 170, 183, 255, 305, 366, 409, 510, 610, 818, 915, 1037, 1227, 1830, 2045, 2074, 2454, 3111, 4090, 5185, 6135, 6222, 6953, 10370, 12270, 13906, 15555, 20859, 24949, 31110, 34765, 41718, 49898, 69530, 74847, 104295, 124745, 149694, 208590, 249490, 374235, 424133, 748470, 848266, 1272399, 2120665, 2544798, 4241330, 6361995, 12723990]

約数ペア:

[(1, 12723990), (2, 6361995), (3, 4241330), (5, 2544798), (6, 2120665), (10, 1272399), (15, 848266), (17, 748470), (30, 424133), (34, 374235), (51, 249490), (61, 208590), (85, 149694), (102, 124745), (122, 104295), (170, 74847), (183, 69530), (255, 49898), (305, 41718), (366, 34765), (409, 31110), (510, 24949), (610, 20859), (818, 15555), (915, 13906), (1037, 12270), (1227, 10370), (1830, 6953), (2045, 6222), (2074, 6135), (2454, 5185), (3111, 4090)]