208305720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{631}}^1$

素因数の和:786

約数の個数: 192

約数和(自身を含む): 780848640

約数和(自身を除く): 572542920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 131, 140, 168, 180, 210, 252, 262, 280, 315, 360, 393, 420, 504, 524, 630, 631, 655, 786, 840, 917, 1048, 1179, 1260, 1262, 1310, 1572, 1834, 1893, 1965, 2358, 2520, 2524, 2620, 2751, 3144, 3155, 3668, 3786, 3930, 4417, 4585, 4716, 5048, 5240, 5502, 5679, 5895, 6310, 7336, 7572, 7860, 8253, 8834, 9170, 9432, 9465, 11004, 11358, 11790, 12620, 13251, 13755, 15144, 15720, 16506, 17668, 18340, 18930, 22008, 22085, 22716, 23580, 25240, 26502, 27510, 28395, 33012, 35336, 36680, 37860, 39753, 41265, 44170, 45432, 47160, 53004, 55020, 56790, 66024, 66255, 75720, 79506, 82530, 82661, 88340, 106008, 110040, 113580, 132510, 159012, 165060, 165322, 176680, 198765, 227160, 247983, 265020, 318024, 330120, 330644, 397530, 413305, 495966, 530040, 578627, 661288, 743949, 795060, 826610, 991932, 1157254, 1239915, 1487898, 1590120, 1653220, 1735881, 1983864, 2314508, 2479830, 2893135, 2975796, 3306440, 3471762, 3719745, 4629016, 4959660, 5207643, 5786270, 5951592, 6943524, 7439490, 8679405, 9919320, 10415286, 11572540, 13887048, 14878980, 17358810, 20830572, 23145080, 26038215, 29757960, 34717620, 41661144, 52076430, 69435240, 104152860, 208305720]

約数ペア:

[(1, 208305720), (2, 104152860), (3, 69435240), (4, 52076430), (5, 41661144), (6, 34717620), (7, 29757960), (8, 26038215), (9, 23145080), (10, 20830572), (12, 17358810), (14, 14878980), (15, 13887048), (18, 11572540), (20, 10415286), (21, 9919320), (24, 8679405), (28, 7439490), (30, 6943524), (35, 5951592), (36, 5786270), (40, 5207643), (42, 4959660), (45, 4629016), (56, 3719745), (60, 3471762), (63, 3306440), (70, 2975796), (72, 2893135), (84, 2479830), (90, 2314508), (105, 1983864), (120, 1735881), (126, 1653220), (131, 1590120), (140, 1487898), (168, 1239915), (180, 1157254), (210, 991932), (252, 826610), (262, 795060), (280, 743949), (315, 661288), (360, 578627), (393, 530040), (420, 495966), (504, 413305), (524, 397530), (630, 330644), (631, 330120), (655, 318024), (786, 265020), (840, 247983), (917, 227160), (1048, 198765), (1179, 176680), (1260, 165322), (1262, 165060), (1310, 159012), (1572, 132510), (1834, 113580), (1893, 110040), (1965, 106008), (2358, 88340), (2520, 82661), (2524, 82530), (2620, 79506), (2751, 75720), (3144, 66255), (3155, 66024), (3668, 56790), (3786, 55020), (3930, 53004), (4417, 47160), (4585, 45432), (4716, 44170), (5048, 41265), (5240, 39753), (5502, 37860), (5679, 36680), (5895, 35336), (6310, 33012), (7336, 28395), (7572, 27510), (7860, 26502), (8253, 25240), (8834, 23580), (9170, 22716), (9432, 22085), (9465, 22008), (11004, 18930), (11358, 18340), (11790, 17668), (12620, 16506), (13251, 15720), (13755, 15144)]