210697920

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{491}}^1$

素因数の和:663

約数の個数: 168

約数和(自身を含む): 731062800

約数和(自身を除く): 520364880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 149, 160, 180, 192, 240, 288, 298, 320, 360, 447, 480, 491, 576, 596, 720, 745, 894, 960, 982, 1192, 1341, 1440, 1473, 1490, 1788, 1964, 2235, 2384, 2455, 2682, 2880, 2946, 2980, 3576, 3928, 4419, 4470, 4768, 4910, 5364, 5892, 5960, 6705, 7152, 7365, 7856, 8838, 8940, 9536, 9820, 10728, 11784, 11920, 13410, 14304, 14730, 15712, 17676, 17880, 19640, 21456, 22095, 23568, 23840, 26820, 28608, 29460, 31424, 35352, 35760, 39280, 42912, 44190, 47136, 47680, 53640, 58920, 70704, 71520, 73159, 78560, 85824, 88380, 94272, 107280, 117840, 141408, 143040, 146318, 157120, 176760, 214560, 219477, 235680, 282816, 292636, 353520, 365795, 429120, 438954, 471360, 585272, 658431, 707040, 731590, 877908, 1097385, 1170544, 1316862, 1414080, 1463180, 1755816, 2194770, 2341088, 2633724, 2926360, 3292155, 3511632, 4389540, 4682176, 5267448, 5852720, 6584310, 7023264, 8779080, 10534896, 11705440, 13168620, 14046528, 17558160, 21069792, 23410880, 26337240, 35116320, 42139584, 52674480, 70232640, 105348960, 210697920]

約数ペア:

[(1, 210697920), (2, 105348960), (3, 70232640), (4, 52674480), (5, 42139584), (6, 35116320), (8, 26337240), (9, 23410880), (10, 21069792), (12, 17558160), (15, 14046528), (16, 13168620), (18, 11705440), (20, 10534896), (24, 8779080), (30, 7023264), (32, 6584310), (36, 5852720), (40, 5267448), (45, 4682176), (48, 4389540), (60, 3511632), (64, 3292155), (72, 2926360), (80, 2633724), (90, 2341088), (96, 2194770), (120, 1755816), (144, 1463180), (149, 1414080), (160, 1316862), (180, 1170544), (192, 1097385), (240, 877908), (288, 731590), (298, 707040), (320, 658431), (360, 585272), (447, 471360), (480, 438954), (491, 429120), (576, 365795), (596, 353520), (720, 292636), (745, 282816), (894, 235680), (960, 219477), (982, 214560), (1192, 176760), (1341, 157120), (1440, 146318), (1473, 143040), (1490, 141408), (1788, 117840), (1964, 107280), (2235, 94272), (2384, 88380), (2455, 85824), (2682, 78560), (2880, 73159), (2946, 71520), (2980, 70704), (3576, 58920), (3928, 53640), (4419, 47680), (4470, 47136), (4768, 44190), (4910, 42912), (5364, 39280), (5892, 35760), (5960, 35352), (6705, 31424), (7152, 29460), (7365, 28608), (7856, 26820), (8838, 23840), (8940, 23568), (9536, 22095), (9820, 21456), (10728, 19640), (11784, 17880), (11920, 17676), (13410, 15712), (14304, 14730)]