208387620

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1901}}^1$

素因数の和:1955

約数の個数: 192

約数和(自身を含む): 766886400

約数和(自身を除く): 558498780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 29, 30, 35, 36, 42, 45, 54, 58, 60, 63, 70, 84, 87, 90, 105, 108, 116, 126, 135, 140, 145, 174, 180, 189, 203, 210, 252, 261, 270, 290, 315, 348, 378, 406, 420, 435, 522, 540, 580, 609, 630, 756, 783, 812, 870, 945, 1015, 1044, 1218, 1260, 1305, 1566, 1740, 1827, 1890, 1901, 2030, 2436, 2610, 3045, 3132, 3654, 3780, 3802, 3915, 4060, 5220, 5481, 5703, 6090, 7308, 7604, 7830, 9135, 9505, 10962, 11406, 12180, 13307, 15660, 17109, 18270, 19010, 21924, 22812, 26614, 27405, 28515, 34218, 36540, 38020, 39921, 51327, 53228, 54810, 55129, 57030, 66535, 68436, 79842, 85545, 102654, 109620, 110258, 114060, 119763, 133070, 159684, 165387, 171090, 199605, 205308, 220516, 239526, 256635, 266140, 275645, 330774, 342180, 359289, 385903, 399210, 479052, 496161, 513270, 551290, 598815, 661548, 718578, 771806, 798420, 826935, 992322, 1026540, 1102580, 1157709, 1197630, 1437156, 1488483, 1543612, 1653870, 1796445, 1929515, 1984644, 2315418, 2395260, 2480805, 2976966, 3307740, 3473127, 3592890, 3859030, 4630836, 4961610, 5788545, 5953932, 6946254, 7185780, 7442415, 7718060, 9923220, 10419381, 11577090, 13892508, 14884830, 17365635, 20838762, 23154180, 29769660, 34731270, 41677524, 52096905, 69462540, 104193810, 208387620]

約数ペア:

[(1, 208387620), (2, 104193810), (3, 69462540), (4, 52096905), (5, 41677524), (6, 34731270), (7, 29769660), (9, 23154180), (10, 20838762), (12, 17365635), (14, 14884830), (15, 13892508), (18, 11577090), (20, 10419381), (21, 9923220), (27, 7718060), (28, 7442415), (29, 7185780), (30, 6946254), (35, 5953932), (36, 5788545), (42, 4961610), (45, 4630836), (54, 3859030), (58, 3592890), (60, 3473127), (63, 3307740), (70, 2976966), (84, 2480805), (87, 2395260), (90, 2315418), (105, 1984644), (108, 1929515), (116, 1796445), (126, 1653870), (135, 1543612), (140, 1488483), (145, 1437156), (174, 1197630), (180, 1157709), (189, 1102580), (203, 1026540), (210, 992322), (252, 826935), (261, 798420), (270, 771806), (290, 718578), (315, 661548), (348, 598815), (378, 551290), (406, 513270), (420, 496161), (435, 479052), (522, 399210), (540, 385903), (580, 359289), (609, 342180), (630, 330774), (756, 275645), (783, 266140), (812, 256635), (870, 239526), (945, 220516), (1015, 205308), (1044, 199605), (1218, 171090), (1260, 165387), (1305, 159684), (1566, 133070), (1740, 119763), (1827, 114060), (1890, 110258), (1901, 109620), (2030, 102654), (2436, 85545), (2610, 79842), (3045, 68436), (3132, 66535), (3654, 57030), (3780, 55129), (3802, 54810), (3915, 53228), (4060, 51327), (5220, 39921), (5481, 38020), (5703, 36540), (6090, 34218), (7308, 28515), (7604, 27405), (7830, 26614), (9135, 22812), (9505, 21924), (10962, 19010), (11406, 18270), (12180, 17109), (13307, 15660)]