208956020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:202

約数の個数: 192

約数和(自身を含む): 579156480

約数和(自身を除く): 370200460

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 29, 35, 37, 52, 58, 65, 70, 74, 91, 107, 116, 130, 140, 145, 148, 182, 185, 203, 214, 259, 260, 290, 364, 370, 377, 406, 428, 455, 481, 518, 535, 580, 740, 749, 754, 812, 910, 962, 1015, 1036, 1070, 1073, 1295, 1391, 1498, 1508, 1820, 1885, 1924, 2030, 2140, 2146, 2405, 2590, 2639, 2782, 2996, 3103, 3367, 3745, 3770, 3959, 4060, 4292, 4810, 5180, 5278, 5365, 5564, 6206, 6734, 6955, 7490, 7511, 7540, 7918, 9620, 9737, 10556, 10730, 12412, 13195, 13468, 13910, 13949, 14980, 15022, 15515, 15836, 16835, 19474, 19795, 21460, 21721, 26390, 27713, 27820, 27898, 30044, 31030, 33670, 37555, 38948, 39590, 40339, 43442, 48685, 51467, 52780, 55426, 55796, 62060, 67340, 69745, 75110, 79180, 80678, 86884, 97370, 97643, 102934, 108605, 110852, 114811, 138565, 139490, 150220, 161356, 194740, 195286, 201695, 205868, 217210, 229622, 257335, 277130, 278980, 282373, 360269, 390572, 403390, 434420, 459244, 488215, 514670, 554260, 564746, 574055, 720538, 803677, 806780, 976430, 1029340, 1129492, 1148110, 1411865, 1441076, 1492543, 1607354, 1801345, 1952860, 2296220, 2823730, 2985086, 3214708, 3602690, 4018385, 5647460, 5970172, 7205380, 7462715, 8036770, 10447801, 14925430, 16073540, 20895602, 29850860, 41791204, 52239005, 104478010, 208956020]

約数ペア:

[(1, 208956020), (2, 104478010), (4, 52239005), (5, 41791204), (7, 29850860), (10, 20895602), (13, 16073540), (14, 14925430), (20, 10447801), (26, 8036770), (28, 7462715), (29, 7205380), (35, 5970172), (37, 5647460), (52, 4018385), (58, 3602690), (65, 3214708), (70, 2985086), (74, 2823730), (91, 2296220), (107, 1952860), (116, 1801345), (130, 1607354), (140, 1492543), (145, 1441076), (148, 1411865), (182, 1148110), (185, 1129492), (203, 1029340), (214, 976430), (259, 806780), (260, 803677), (290, 720538), (364, 574055), (370, 564746), (377, 554260), (406, 514670), (428, 488215), (455, 459244), (481, 434420), (518, 403390), (535, 390572), (580, 360269), (740, 282373), (749, 278980), (754, 277130), (812, 257335), (910, 229622), (962, 217210), (1015, 205868), (1036, 201695), (1070, 195286), (1073, 194740), (1295, 161356), (1391, 150220), (1498, 139490), (1508, 138565), (1820, 114811), (1885, 110852), (1924, 108605), (2030, 102934), (2140, 97643), (2146, 97370), (2405, 86884), (2590, 80678), (2639, 79180), (2782, 75110), (2996, 69745), (3103, 67340), (3367, 62060), (3745, 55796), (3770, 55426), (3959, 52780), (4060, 51467), (4292, 48685), (4810, 43442), (5180, 40339), (5278, 39590), (5365, 38948), (5564, 37555), (6206, 33670), (6734, 31030), (6955, 30044), (7490, 27898), (7511, 27820), (7540, 27713), (7918, 26390), (9620, 21721), (9737, 21460), (10556, 19795), (10730, 19474), (12412, 16835), (13195, 15836), (13468, 15515), (13910, 15022), (13949, 14980)]