206270820

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{277}}^1$

素因数の和:499

約数の個数: 192

約数和(自身を含む): 739791360

約数和(自身を除く): 533520540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 197, 210, 252, 270, 277, 315, 378, 394, 420, 540, 554, 591, 630, 756, 788, 831, 945, 985, 1108, 1182, 1260, 1379, 1385, 1662, 1773, 1890, 1939, 1970, 2364, 2493, 2758, 2770, 2955, 3324, 3546, 3780, 3878, 3940, 4137, 4155, 4986, 5319, 5516, 5540, 5817, 5910, 6895, 7092, 7479, 7756, 8274, 8310, 8865, 9695, 9972, 10638, 11634, 11820, 12411, 12465, 13790, 14958, 16548, 16620, 17451, 17730, 19390, 20685, 21276, 23268, 24822, 24930, 26595, 27580, 29085, 29916, 34902, 35460, 37233, 37395, 38780, 41370, 49644, 49860, 52353, 53190, 54569, 58170, 62055, 69804, 74466, 74790, 82740, 87255, 104706, 106380, 109138, 116340, 124110, 148932, 149580, 163707, 174510, 186165, 209412, 218276, 248220, 261765, 272845, 327414, 349020, 372330, 381983, 491121, 523530, 545690, 654828, 744660, 763966, 818535, 982242, 1047060, 1091380, 1145949, 1473363, 1527932, 1637070, 1909915, 1964484, 2291898, 2455605, 2946726, 3274140, 3437847, 3819830, 4583796, 4911210, 5729745, 5893452, 6875694, 7366815, 7639660, 9822420, 10313541, 11459490, 13751388, 14733630, 17189235, 20627082, 22918980, 29467260, 34378470, 41254164, 51567705, 68756940, 103135410, 206270820]

約数ペア:

[(1, 206270820), (2, 103135410), (3, 68756940), (4, 51567705), (5, 41254164), (6, 34378470), (7, 29467260), (9, 22918980), (10, 20627082), (12, 17189235), (14, 14733630), (15, 13751388), (18, 11459490), (20, 10313541), (21, 9822420), (27, 7639660), (28, 7366815), (30, 6875694), (35, 5893452), (36, 5729745), (42, 4911210), (45, 4583796), (54, 3819830), (60, 3437847), (63, 3274140), (70, 2946726), (84, 2455605), (90, 2291898), (105, 1964484), (108, 1909915), (126, 1637070), (135, 1527932), (140, 1473363), (180, 1145949), (189, 1091380), (197, 1047060), (210, 982242), (252, 818535), (270, 763966), (277, 744660), (315, 654828), (378, 545690), (394, 523530), (420, 491121), (540, 381983), (554, 372330), (591, 349020), (630, 327414), (756, 272845), (788, 261765), (831, 248220), (945, 218276), (985, 209412), (1108, 186165), (1182, 174510), (1260, 163707), (1379, 149580), (1385, 148932), (1662, 124110), (1773, 116340), (1890, 109138), (1939, 106380), (1970, 104706), (2364, 87255), (2493, 82740), (2758, 74790), (2770, 74466), (2955, 69804), (3324, 62055), (3546, 58170), (3780, 54569), (3878, 53190), (3940, 52353), (4137, 49860), (4155, 49644), (4986, 41370), (5319, 38780), (5516, 37395), (5540, 37233), (5817, 35460), (5910, 34902), (6895, 29916), (7092, 29085), (7479, 27580), (7756, 26595), (8274, 24930), (8310, 24822), (8865, 23268), (9695, 21276), (9972, 20685), (10638, 19390), (11634, 17730), (11820, 17451), (12411, 16620), (12465, 16548), (13790, 14958)]