131591880

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{661}}^1$

素因数の和:764

約数の個数: 192

約数和(自身を含む): 495705600

約数和(自身を除く): 364113720

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, 79, 84, 90, 105, 120, 126, 140, 158, 168, 180, 210, 237, 252, 280, 315, 316, 360, 395, 420, 474, 504, 553, 630, 632, 661, 711, 790, 840, 948, 1106, 1185, 1260, 1322, 1422, 1580, 1659, 1896, 1983, 2212, 2370, 2520, 2644, 2765, 2844, 3160, 3305, 3318, 3555, 3966, 4424, 4627, 4740, 4977, 5288, 5530, 5688, 5949, 6610, 6636, 7110, 7932, 8295, 9254, 9480, 9915, 9954, 11060, 11898, 13220, 13272, 13881, 14220, 15864, 16590, 18508, 19830, 19908, 22120, 23135, 23796, 24885, 26440, 27762, 28440, 29745, 33180, 37016, 39660, 39816, 41643, 46270, 47592, 49770, 52219, 55524, 59490, 66360, 69405, 79320, 83286, 92540, 99540, 104438, 111048, 118980, 138810, 156657, 166572, 185080, 199080, 208215, 208876, 237960, 261095, 277620, 313314, 333144, 365533, 416430, 417752, 469971, 522190, 555240, 626628, 731066, 783285, 832860, 939942, 1044380, 1096599, 1253256, 1462132, 1566570, 1665720, 1827665, 1879884, 2088760, 2193198, 2349855, 2924264, 3133140, 3289797, 3655330, 3759768, 4386396, 4699710, 5482995, 6266280, 6579594, 7310660, 8772792, 9399420, 10965990, 13159188, 14621320, 16448985, 18798840, 21931980, 26318376, 32897970, 43863960, 65795940, 131591880]

約数ペア:

[(1, 131591880), (2, 65795940), (3, 43863960), (4, 32897970), (5, 26318376), (6, 21931980), (7, 18798840), (8, 16448985), (9, 14621320), (10, 13159188), (12, 10965990), (14, 9399420), (15, 8772792), (18, 7310660), (20, 6579594), (21, 6266280), (24, 5482995), (28, 4699710), (30, 4386396), (35, 3759768), (36, 3655330), (40, 3289797), (42, 3133140), (45, 2924264), (56, 2349855), (60, 2193198), (63, 2088760), (70, 1879884), (72, 1827665), (79, 1665720), (84, 1566570), (90, 1462132), (105, 1253256), (120, 1096599), (126, 1044380), (140, 939942), (158, 832860), (168, 783285), (180, 731066), (210, 626628), (237, 555240), (252, 522190), (280, 469971), (315, 417752), (316, 416430), (360, 365533), (395, 333144), (420, 313314), (474, 277620), (504, 261095), (553, 237960), (630, 208876), (632, 208215), (661, 199080), (711, 185080), (790, 166572), (840, 156657), (948, 138810), (1106, 118980), (1185, 111048), (1260, 104438), (1322, 99540), (1422, 92540), (1580, 83286), (1659, 79320), (1896, 69405), (1983, 66360), (2212, 59490), (2370, 55524), (2520, 52219), (2644, 49770), (2765, 47592), (2844, 46270), (3160, 41643), (3305, 39816), (3318, 39660), (3555, 37016), (3966, 33180), (4424, 29745), (4627, 28440), (4740, 27762), (4977, 26440), (5288, 24885), (5530, 23796), (5688, 23135), (5949, 22120), (6610, 19908), (6636, 19830), (7110, 18508), (7932, 16590), (8295, 15864), (9254, 14220), (9480, 13881), (9915, 13272), (9954, 13220), (11060, 11898)]