155385720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{313}}^1$

素因数の和:534

約数の個数: 192

約数和(自身を含む): 581929920

約数和(自身を除く): 426544200

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, 140, 168, 180, 197, 210, 252, 280, 313, 315, 360, 394, 420, 504, 591, 626, 630, 788, 840, 939, 985, 1182, 1252, 1260, 1379, 1565, 1576, 1773, 1878, 1970, 2191, 2364, 2504, 2520, 2758, 2817, 2955, 3130, 3546, 3756, 3940, 4137, 4382, 4695, 4728, 5516, 5634, 5910, 6260, 6573, 6895, 7092, 7512, 7880, 8274, 8764, 8865, 9390, 10955, 11032, 11268, 11820, 12411, 12520, 13146, 13790, 14085, 14184, 16548, 17528, 17730, 18780, 19719, 20685, 21910, 22536, 23640, 24822, 26292, 27580, 28170, 32865, 33096, 35460, 37560, 39438, 41370, 43820, 49644, 52584, 55160, 56340, 61661, 62055, 65730, 70920, 78876, 82740, 87640, 98595, 99288, 112680, 123322, 124110, 131460, 157752, 165480, 184983, 197190, 246644, 248220, 262920, 308305, 369966, 394380, 431627, 493288, 496440, 554949, 616610, 739932, 788760, 863254, 924915, 1109898, 1233220, 1294881, 1479864, 1726508, 1849830, 2158135, 2219796, 2466440, 2589762, 2774745, 3453016, 3699660, 3884643, 4316270, 4439592, 5179524, 5549490, 6474405, 7399320, 7769286, 8632540, 10359048, 11098980, 12948810, 15538572, 17265080, 19423215, 22197960, 25897620, 31077144, 38846430, 51795240, 77692860, 155385720]

約数ペア:

[(1, 155385720), (2, 77692860), (3, 51795240), (4, 38846430), (5, 31077144), (6, 25897620), (7, 22197960), (8, 19423215), (9, 17265080), (10, 15538572), (12, 12948810), (14, 11098980), (15, 10359048), (18, 8632540), (20, 7769286), (21, 7399320), (24, 6474405), (28, 5549490), (30, 5179524), (35, 4439592), (36, 4316270), (40, 3884643), (42, 3699660), (45, 3453016), (56, 2774745), (60, 2589762), (63, 2466440), (70, 2219796), (72, 2158135), (84, 1849830), (90, 1726508), (105, 1479864), (120, 1294881), (126, 1233220), (140, 1109898), (168, 924915), (180, 863254), (197, 788760), (210, 739932), (252, 616610), (280, 554949), (313, 496440), (315, 493288), (360, 431627), (394, 394380), (420, 369966), (504, 308305), (591, 262920), (626, 248220), (630, 246644), (788, 197190), (840, 184983), (939, 165480), (985, 157752), (1182, 131460), (1252, 124110), (1260, 123322), (1379, 112680), (1565, 99288), (1576, 98595), (1773, 87640), (1878, 82740), (1970, 78876), (2191, 70920), (2364, 65730), (2504, 62055), (2520, 61661), (2758, 56340), (2817, 55160), (2955, 52584), (3130, 49644), (3546, 43820), (3756, 41370), (3940, 39438), (4137, 37560), (4382, 35460), (4695, 33096), (4728, 32865), (5516, 28170), (5634, 27580), (5910, 26292), (6260, 24822), (6573, 23640), (6895, 22536), (7092, 21910), (7512, 20685), (7880, 19719), (8274, 18780), (8764, 17730), (8865, 17528), (9390, 16548), (10955, 14184), (11032, 14085), (11268, 13790), (11820, 13146), (12411, 12520)]