157831920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{7559}}^1$

素因数の和:7607

約数の個数: 120

約数和(自身を含む): 548402400

約数和(自身を除く): 390570480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 116, 120, 144, 145, 174, 180, 232, 240, 261, 290, 348, 360, 435, 464, 522, 580, 696, 720, 870, 1044, 1160, 1305, 1392, 1740, 2088, 2320, 2610, 3480, 4176, 5220, 6960, 7559, 10440, 15118, 20880, 22677, 30236, 37795, 45354, 60472, 68031, 75590, 90708, 113385, 120944, 136062, 151180, 181416, 219211, 226770, 272124, 302360, 340155, 362832, 438422, 453540, 544248, 604720, 657633, 680310, 876844, 907080, 1088496, 1096055, 1315266, 1360620, 1753688, 1814160, 1972899, 2192110, 2630532, 2721240, 3288165, 3507376, 3945798, 4384220, 5261064, 5442480, 6576330, 7891596, 8768440, 9864495, 10522128, 13152660, 15783192, 17536880, 19728990, 26305320, 31566384, 39457980, 52610640, 78915960, 157831920]

約数ペア:

[(1, 157831920), (2, 78915960), (3, 52610640), (4, 39457980), (5, 31566384), (6, 26305320), (8, 19728990), (9, 17536880), (10, 15783192), (12, 13152660), (15, 10522128), (16, 9864495), (18, 8768440), (20, 7891596), (24, 6576330), (29, 5442480), (30, 5261064), (36, 4384220), (40, 3945798), (45, 3507376), (48, 3288165), (58, 2721240), (60, 2630532), (72, 2192110), (80, 1972899), (87, 1814160), (90, 1753688), (116, 1360620), (120, 1315266), (144, 1096055), (145, 1088496), (174, 907080), (180, 876844), (232, 680310), (240, 657633), (261, 604720), (290, 544248), (348, 453540), (360, 438422), (435, 362832), (464, 340155), (522, 302360), (580, 272124), (696, 226770), (720, 219211), (870, 181416), (1044, 151180), (1160, 136062), (1305, 120944), (1392, 113385), (1740, 90708), (2088, 75590), (2320, 68031), (2610, 60472), (3480, 45354), (4176, 37795), (5220, 30236), (6960, 22677), (7559, 20880), (10440, 15118)]