203667520

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:481

約数の個数: 168

約数和(自身を含む): 583752960

約数和(自身を除く): 380085440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 64, 70, 80, 98, 112, 124, 140, 155, 160, 196, 217, 224, 245, 248, 280, 310, 320, 392, 419, 434, 448, 490, 496, 560, 620, 784, 838, 868, 980, 992, 1085, 1120, 1240, 1519, 1568, 1676, 1736, 1960, 1984, 2095, 2170, 2240, 2480, 2933, 3038, 3136, 3352, 3472, 3920, 4190, 4340, 4960, 5866, 6076, 6704, 6944, 7595, 7840, 8380, 8680, 9920, 11732, 12152, 12989, 13408, 13888, 14665, 15190, 15680, 16760, 17360, 20531, 23464, 24304, 25978, 26816, 29330, 30380, 33520, 34720, 41062, 46928, 48608, 51956, 58660, 60760, 64945, 67040, 69440, 82124, 90923, 93856, 97216, 102655, 103912, 117320, 121520, 129890, 134080, 164248, 181846, 187712, 205310, 207824, 234640, 243040, 259780, 328496, 363692, 410620, 415648, 454615, 469280, 486080, 519560, 636461, 656992, 727384, 821240, 831296, 909230, 938560, 1039120, 1272922, 1313984, 1454768, 1642480, 1818460, 2078240, 2545844, 2909536, 3182305, 3284960, 3636920, 4156480, 5091688, 5819072, 6364610, 6569920, 7273840, 10183376, 12729220, 14547680, 20366752, 25458440, 29095360, 40733504, 50916880, 101833760, 203667520]

約数ペア:

[(1, 203667520), (2, 101833760), (4, 50916880), (5, 40733504), (7, 29095360), (8, 25458440), (10, 20366752), (14, 14547680), (16, 12729220), (20, 10183376), (28, 7273840), (31, 6569920), (32, 6364610), (35, 5819072), (40, 5091688), (49, 4156480), (56, 3636920), (62, 3284960), (64, 3182305), (70, 2909536), (80, 2545844), (98, 2078240), (112, 1818460), (124, 1642480), (140, 1454768), (155, 1313984), (160, 1272922), (196, 1039120), (217, 938560), (224, 909230), (245, 831296), (248, 821240), (280, 727384), (310, 656992), (320, 636461), (392, 519560), (419, 486080), (434, 469280), (448, 454615), (490, 415648), (496, 410620), (560, 363692), (620, 328496), (784, 259780), (838, 243040), (868, 234640), (980, 207824), (992, 205310), (1085, 187712), (1120, 181846), (1240, 164248), (1519, 134080), (1568, 129890), (1676, 121520), (1736, 117320), (1960, 103912), (1984, 102655), (2095, 97216), (2170, 93856), (2240, 90923), (2480, 82124), (2933, 69440), (3038, 67040), (3136, 64945), (3352, 60760), (3472, 58660), (3920, 51956), (4190, 48608), (4340, 46928), (4960, 41062), (5866, 34720), (6076, 33520), (6704, 30380), (6944, 29330), (7595, 26816), (7840, 25978), (8380, 24304), (8680, 23464), (9920, 20531), (11732, 17360), (12152, 16760), (12989, 15680), (13408, 15190), (13888, 14665)]