205906008

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1663}}^1$

素因数の和:1757

約数の個数: 128

約数和(自身を含む): 651755520

約数和(自身を除く): 445849512

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 67, 77, 84, 88, 132, 134, 154, 168, 201, 231, 264, 268, 308, 402, 462, 469, 536, 616, 737, 804, 924, 938, 1407, 1474, 1608, 1663, 1848, 1876, 2211, 2814, 2948, 3326, 3752, 4422, 4989, 5159, 5628, 5896, 6652, 8844, 9978, 10318, 11256, 11641, 13304, 15477, 17688, 18293, 19956, 20636, 23282, 30954, 34923, 36586, 39912, 41272, 46564, 54879, 61908, 69846, 73172, 93128, 109758, 111421, 123816, 128051, 139692, 146344, 219516, 222842, 256102, 279384, 334263, 384153, 439032, 445684, 512204, 668526, 768306, 779947, 891368, 1024408, 1225631, 1337052, 1536612, 1559894, 2339841, 2451262, 2674104, 3073224, 3119788, 3676893, 4679682, 4902524, 6239576, 7353786, 8579417, 9359364, 9805048, 14707572, 17158834, 18718728, 25738251, 29415144, 34317668, 51476502, 68635336, 102953004, 205906008]

約数ペア:

[(1, 205906008), (2, 102953004), (3, 68635336), (4, 51476502), (6, 34317668), (7, 29415144), (8, 25738251), (11, 18718728), (12, 17158834), (14, 14707572), (21, 9805048), (22, 9359364), (24, 8579417), (28, 7353786), (33, 6239576), (42, 4902524), (44, 4679682), (56, 3676893), (66, 3119788), (67, 3073224), (77, 2674104), (84, 2451262), (88, 2339841), (132, 1559894), (134, 1536612), (154, 1337052), (168, 1225631), (201, 1024408), (231, 891368), (264, 779947), (268, 768306), (308, 668526), (402, 512204), (462, 445684), (469, 439032), (536, 384153), (616, 334263), (737, 279384), (804, 256102), (924, 222842), (938, 219516), (1407, 146344), (1474, 139692), (1608, 128051), (1663, 123816), (1848, 111421), (1876, 109758), (2211, 93128), (2814, 73172), (2948, 69846), (3326, 61908), (3752, 54879), (4422, 46564), (4989, 41272), (5159, 39912), (5628, 36586), (5896, 34923), (6652, 30954), (8844, 23282), (9978, 20636), (10318, 19956), (11256, 18293), (11641, 17688), (13304, 15477)]