17919110720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{62989}}^1$

素因数の和:63140

約数の個数: 112

約数和(自身を含む): 49150341120

約数和(自身を除く): 31231230400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 127, 140, 160, 224, 254, 280, 320, 448, 508, 560, 635, 889, 1016, 1120, 1270, 1778, 2032, 2240, 2540, 3556, 4064, 4445, 5080, 7112, 8128, 8890, 10160, 14224, 17780, 20320, 28448, 35560, 40640, 56896, 62989, 71120, 125978, 142240, 251956, 284480, 314945, 440923, 503912, 629890, 881846, 1007824, 1259780, 1763692, 2015648, 2204615, 2519560, 3527384, 4031296, 4409230, 5039120, 7054768, 7999603, 8818460, 10078240, 14109536, 15999206, 17636920, 20156480, 28219072, 31998412, 35273840, 39998015, 55997221, 63996824, 70547680, 79996030, 111994442, 127993648, 141095360, 159992060, 223988884, 255987296, 279986105, 319984120, 447977768, 511974592, 559972210, 639968240, 895955536, 1119944420, 1279936480, 1791911072, 2239888840, 2559872960, 3583822144, 4479777680, 8959555360, 17919110720]

約数ペア:

[(1, 17919110720), (2, 8959555360), (4, 4479777680), (5, 3583822144), (7, 2559872960), (8, 2239888840), (10, 1791911072), (14, 1279936480), (16, 1119944420), (20, 895955536), (28, 639968240), (32, 559972210), (35, 511974592), (40, 447977768), (56, 319984120), (64, 279986105), (70, 255987296), (80, 223988884), (112, 159992060), (127, 141095360), (140, 127993648), (160, 111994442), (224, 79996030), (254, 70547680), (280, 63996824), (320, 55997221), (448, 39998015), (508, 35273840), (560, 31998412), (635, 28219072), (889, 20156480), (1016, 17636920), (1120, 15999206), (1270, 14109536), (1778, 10078240), (2032, 8818460), (2240, 7999603), (2540, 7054768), (3556, 5039120), (4064, 4409230), (4445, 4031296), (5080, 3527384), (7112, 2519560), (8128, 2204615), (8890, 2015648), (10160, 1763692), (14224, 1259780), (17780, 1007824), (20320, 881846), (28448, 629890), (35560, 503912), (40640, 440923), (56896, 314945), (62989, 284480), (71120, 251956), (125978, 142240)]