18936960

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{1409}}^1$

素因数の和:1438

約数の個数: 128

約数和(自身を含む): 69033600

約数和(自身を除く): 50096640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1409, 1680, 1920, 2240, 2688, 2818, 3360, 4227, 4480, 5636, 6720, 7045, 8454, 9863, 11272, 13440, 14090, 16908, 19726, 21135, 22544, 28180, 29589, 33816, 39452, 42270, 45088, 49315, 56360, 59178, 67632, 78904, 84540, 90176, 98630, 112720, 118356, 135264, 147945, 157808, 169080, 180352, 197260, 225440, 236712, 270528, 295890, 315616, 338160, 394520, 450880, 473424, 541056, 591780, 631232, 676320, 789040, 901760, 946848, 1183560, 1262464, 1352640, 1578080, 1893696, 2367120, 2705280, 3156160, 3787392, 4734240, 6312320, 9468480, 18936960]

約数ペア:

[(1, 18936960), (2, 9468480), (3, 6312320), (4, 4734240), (5, 3787392), (6, 3156160), (7, 2705280), (8, 2367120), (10, 1893696), (12, 1578080), (14, 1352640), (15, 1262464), (16, 1183560), (20, 946848), (21, 901760), (24, 789040), (28, 676320), (30, 631232), (32, 591780), (35, 541056), (40, 473424), (42, 450880), (48, 394520), (56, 338160), (60, 315616), (64, 295890), (70, 270528), (80, 236712), (84, 225440), (96, 197260), (105, 180352), (112, 169080), (120, 157808), (128, 147945), (140, 135264), (160, 118356), (168, 112720), (192, 98630), (210, 90176), (224, 84540), (240, 78904), (280, 67632), (320, 59178), (336, 56360), (384, 49315), (420, 45088), (448, 42270), (480, 39452), (560, 33816), (640, 29589), (672, 28180), (840, 22544), (896, 21135), (960, 19726), (1120, 16908), (1344, 14090), (1409, 13440), (1680, 11272), (1920, 9863), (2240, 8454), (2688, 7045), (2818, 6720), (3360, 5636), (4227, 4480)]