1861346880

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{646301}}^1$

素因数の和:646324

約数の個数: 84

約数和(自身を含む): 6402267612

約数和(自身を除く): 4540920732

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, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 646301, 1292602, 1938903, 2585204, 3231505, 3877806, 5170408, 5816709, 6463010, 7755612, 9694515, 10340816, 11633418, 12926020, 15511224, 19389030, 20681632, 23266836, 25852040, 29083545, 31022448, 38778060, 41363264, 46533672, 51704080, 58167090, 62044896, 77556120, 93067344, 103408160, 116334180, 124089792, 155112240, 186134688, 206816320, 232668360, 310224480, 372269376, 465336720, 620448960, 930673440, 1861346880]

約数ペア:

[(1, 1861346880), (2, 930673440), (3, 620448960), (4, 465336720), (5, 372269376), (6, 310224480), (8, 232668360), (9, 206816320), (10, 186134688), (12, 155112240), (15, 124089792), (16, 116334180), (18, 103408160), (20, 93067344), (24, 77556120), (30, 62044896), (32, 58167090), (36, 51704080), (40, 46533672), (45, 41363264), (48, 38778060), (60, 31022448), (64, 29083545), (72, 25852040), (80, 23266836), (90, 20681632), (96, 19389030), (120, 15511224), (144, 12926020), (160, 11633418), (180, 10340816), (192, 9694515), (240, 7755612), (288, 6463010), (320, 5816709), (360, 5170408), (480, 3877806), (576, 3231505), (720, 2585204), (960, 1938903), (1440, 1292602), (2880, 646301)]