217031808

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{307}}^1$

素因数の和:594

約数の個数: 128

約数和(自身を含む): 663505920

約数和(自身を除く): 446474112

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 263, 307, 336, 384, 448, 526, 614, 672, 789, 896, 921, 1052, 1228, 1344, 1578, 1841, 1842, 2104, 2149, 2456, 2688, 3156, 3682, 3684, 4208, 4298, 4912, 5523, 6312, 6447, 7364, 7368, 8416, 8596, 9824, 11046, 12624, 12894, 14728, 14736, 16832, 17192, 19648, 22092, 25248, 25788, 29456, 29472, 33664, 34384, 39296, 44184, 50496, 51576, 58912, 58944, 68768, 80741, 88368, 100992, 103152, 117824, 117888, 137536, 161482, 176736, 206304, 235648, 242223, 275072, 322964, 353472, 412608, 484446, 565187, 645928, 706944, 825216, 968892, 1130374, 1291856, 1695561, 1937784, 2260748, 2583712, 3391122, 3875568, 4521496, 5167424, 6782244, 7751136, 9042992, 10334848, 13564488, 15502272, 18085984, 27128976, 31004544, 36171968, 54257952, 72343936, 108515904, 217031808]

約数ペア:

[(1, 217031808), (2, 108515904), (3, 72343936), (4, 54257952), (6, 36171968), (7, 31004544), (8, 27128976), (12, 18085984), (14, 15502272), (16, 13564488), (21, 10334848), (24, 9042992), (28, 7751136), (32, 6782244), (42, 5167424), (48, 4521496), (56, 3875568), (64, 3391122), (84, 2583712), (96, 2260748), (112, 1937784), (128, 1695561), (168, 1291856), (192, 1130374), (224, 968892), (263, 825216), (307, 706944), (336, 645928), (384, 565187), (448, 484446), (526, 412608), (614, 353472), (672, 322964), (789, 275072), (896, 242223), (921, 235648), (1052, 206304), (1228, 176736), (1344, 161482), (1578, 137536), (1841, 117888), (1842, 117824), (2104, 103152), (2149, 100992), (2456, 88368), (2688, 80741), (3156, 68768), (3682, 58944), (3684, 58912), (4208, 51576), (4298, 50496), (4912, 44184), (5523, 39296), (6312, 34384), (6447, 33664), (7364, 29472), (7368, 29456), (8416, 25788), (8596, 25248), (9824, 22092), (11046, 19648), (12624, 17192), (12894, 16832), (14728, 14736)]