1998941760

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{231359}}^1$

素因数の和:231385

約数の個数: 112

約数和(自身を含む): 7051852800

約数和(自身を除く): 5052911040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 432, 480, 540, 576, 720, 864, 960, 1080, 1440, 1728, 2160, 2880, 4320, 8640, 231359, 462718, 694077, 925436, 1156795, 1388154, 1850872, 2082231, 2313590, 2776308, 3470385, 3701744, 4164462, 4627180, 5552616, 6246693, 6940770, 7403488, 8328924, 9254360, 10411155, 11105232, 12493386, 13881540, 14806976, 16657848, 18508720, 20822310, 22210464, 24986772, 27763080, 31233465, 33315696, 37017440, 41644620, 44420928, 49973544, 55526160, 62466930, 66631392, 74034880, 83289240, 99947088, 111052320, 124933860, 133262784, 166578480, 199894176, 222104640, 249867720, 333156960, 399788352, 499735440, 666313920, 999470880, 1998941760]

約数ペア:

[(1, 1998941760), (2, 999470880), (3, 666313920), (4, 499735440), (5, 399788352), (6, 333156960), (8, 249867720), (9, 222104640), (10, 199894176), (12, 166578480), (15, 133262784), (16, 124933860), (18, 111052320), (20, 99947088), (24, 83289240), (27, 74034880), (30, 66631392), (32, 62466930), (36, 55526160), (40, 49973544), (45, 44420928), (48, 41644620), (54, 37017440), (60, 33315696), (64, 31233465), (72, 27763080), (80, 24986772), (90, 22210464), (96, 20822310), (108, 18508720), (120, 16657848), (135, 14806976), (144, 13881540), (160, 12493386), (180, 11105232), (192, 10411155), (216, 9254360), (240, 8328924), (270, 7403488), (288, 6940770), (320, 6246693), (360, 5552616), (432, 4627180), (480, 4164462), (540, 3701744), (576, 3470385), (720, 2776308), (864, 2313590), (960, 2082231), (1080, 1850872), (1440, 1388154), (1728, 1156795), (2160, 925436), (2880, 694077), (4320, 462718), (8640, 231359)]