399705120

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1409}}^1$

素因数の和:1627

約数の個数: 144

約数和(自身を含む): 1371890520

約数和(自身を除く): 972185400

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, 72, 80, 90, 96, 120, 144, 160, 180, 197, 240, 288, 360, 394, 480, 591, 720, 788, 985, 1182, 1409, 1440, 1576, 1773, 1970, 2364, 2818, 2955, 3152, 3546, 3940, 4227, 4728, 5636, 5910, 6304, 7045, 7092, 7880, 8454, 8865, 9456, 11272, 11820, 12681, 14090, 14184, 15760, 16908, 17730, 18912, 21135, 22544, 23640, 25362, 28180, 28368, 31520, 33816, 35460, 42270, 45088, 47280, 50724, 56360, 56736, 63405, 67632, 70920, 84540, 94560, 101448, 112720, 126810, 135264, 141840, 169080, 202896, 225440, 253620, 277573, 283680, 338160, 405792, 507240, 555146, 676320, 832719, 1014480, 1110292, 1387865, 1665438, 2028960, 2220584, 2498157, 2775730, 3330876, 4163595, 4441168, 4996314, 5551460, 6661752, 8327190, 8882336, 9992628, 11102920, 12490785, 13323504, 16654380, 19985256, 22205840, 24981570, 26647008, 33308760, 39970512, 44411680, 49963140, 66617520, 79941024, 99926280, 133235040, 199852560, 399705120]

約数ペア:

[(1, 399705120), (2, 199852560), (3, 133235040), (4, 99926280), (5, 79941024), (6, 66617520), (8, 49963140), (9, 44411680), (10, 39970512), (12, 33308760), (15, 26647008), (16, 24981570), (18, 22205840), (20, 19985256), (24, 16654380), (30, 13323504), (32, 12490785), (36, 11102920), (40, 9992628), (45, 8882336), (48, 8327190), (60, 6661752), (72, 5551460), (80, 4996314), (90, 4441168), (96, 4163595), (120, 3330876), (144, 2775730), (160, 2498157), (180, 2220584), (197, 2028960), (240, 1665438), (288, 1387865), (360, 1110292), (394, 1014480), (480, 832719), (591, 676320), (720, 555146), (788, 507240), (985, 405792), (1182, 338160), (1409, 283680), (1440, 277573), (1576, 253620), (1773, 225440), (1970, 202896), (2364, 169080), (2818, 141840), (2955, 135264), (3152, 126810), (3546, 112720), (3940, 101448), (4227, 94560), (4728, 84540), (5636, 70920), (5910, 67632), (6304, 63405), (7045, 56736), (7092, 56360), (7880, 50724), (8454, 47280), (8865, 45088), (9456, 42270), (11272, 35460), (11820, 33816), (12681, 31520), (14090, 28368), (14184, 28180), (15760, 25362), (16908, 23640), (17730, 22544), (18912, 21135)]