220256148

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{211}}^1$

素因数の和:302

約数の個数: 144

約数和(自身を含む): 641467904

約数和(自身を除く): 421211756

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 43, 51, 68, 84, 86, 102, 119, 129, 172, 204, 211, 238, 258, 289, 301, 357, 422, 476, 516, 578, 602, 633, 714, 731, 844, 867, 903, 1156, 1204, 1266, 1428, 1462, 1477, 1734, 1806, 2023, 2193, 2532, 2924, 2954, 3468, 3587, 3612, 4046, 4386, 4431, 5117, 5908, 6069, 7174, 8092, 8772, 8862, 9073, 10234, 10761, 12138, 12427, 14348, 15351, 17724, 18146, 20468, 21522, 24276, 24854, 25109, 27219, 30702, 36292, 37281, 43044, 49708, 50218, 54438, 60979, 61404, 63511, 74562, 75327, 86989, 100436, 108876, 121958, 127022, 149124, 150654, 154241, 173978, 182937, 190533, 243916, 254044, 260967, 301308, 308482, 347956, 365874, 381066, 426853, 462723, 521934, 616964, 731748, 762132, 853706, 925446, 1043868, 1079687, 1280559, 1707412, 1850892, 2159374, 2561118, 2622097, 3239061, 4318748, 5122236, 5244194, 6478122, 7866291, 10488388, 12956244, 15732582, 18354679, 31465164, 36709358, 55064037, 73418716, 110128074, 220256148]

約数ペア:

[(1, 220256148), (2, 110128074), (3, 73418716), (4, 55064037), (6, 36709358), (7, 31465164), (12, 18354679), (14, 15732582), (17, 12956244), (21, 10488388), (28, 7866291), (34, 6478122), (42, 5244194), (43, 5122236), (51, 4318748), (68, 3239061), (84, 2622097), (86, 2561118), (102, 2159374), (119, 1850892), (129, 1707412), (172, 1280559), (204, 1079687), (211, 1043868), (238, 925446), (258, 853706), (289, 762132), (301, 731748), (357, 616964), (422, 521934), (476, 462723), (516, 426853), (578, 381066), (602, 365874), (633, 347956), (714, 308482), (731, 301308), (844, 260967), (867, 254044), (903, 243916), (1156, 190533), (1204, 182937), (1266, 173978), (1428, 154241), (1462, 150654), (1477, 149124), (1734, 127022), (1806, 121958), (2023, 108876), (2193, 100436), (2532, 86989), (2924, 75327), (2954, 74562), (3468, 63511), (3587, 61404), (3612, 60979), (4046, 54438), (4386, 50218), (4431, 49708), (5117, 43044), (5908, 37281), (6069, 36292), (7174, 30702), (8092, 27219), (8772, 25109), (8862, 24854), (9073, 24276), (10234, 21522), (10761, 20468), (12138, 18146), (12427, 17724), (14348, 15351)]