1098720

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{109}}^1$

素因数の和:137

約数の個数: 144

約数和(自身を含む): 4324320

約数和(自身を除く): 3225600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 109, 112, 120, 126, 140, 144, 160, 168, 180, 210, 218, 224, 240, 252, 280, 288, 315, 327, 336, 360, 420, 436, 480, 504, 545, 560, 630, 654, 672, 720, 763, 840, 872, 981, 1008, 1090, 1120, 1260, 1308, 1440, 1526, 1635, 1680, 1744, 1962, 2016, 2180, 2289, 2520, 2616, 3052, 3270, 3360, 3488, 3815, 3924, 4360, 4578, 4905, 5040, 5232, 6104, 6540, 6867, 7630, 7848, 8720, 9156, 9810, 10080, 10464, 11445, 12208, 13080, 13734, 15260, 15696, 17440, 18312, 19620, 22890, 24416, 26160, 27468, 30520, 31392, 34335, 36624, 39240, 45780, 52320, 54936, 61040, 68670, 73248, 78480, 91560, 109872, 122080, 137340, 156960, 183120, 219744, 274680, 366240, 549360, 1098720]

約数ペア:

[(1, 1098720), (2, 549360), (3, 366240), (4, 274680), (5, 219744), (6, 183120), (7, 156960), (8, 137340), (9, 122080), (10, 109872), (12, 91560), (14, 78480), (15, 73248), (16, 68670), (18, 61040), (20, 54936), (21, 52320), (24, 45780), (28, 39240), (30, 36624), (32, 34335), (35, 31392), (36, 30520), (40, 27468), (42, 26160), (45, 24416), (48, 22890), (56, 19620), (60, 18312), (63, 17440), (70, 15696), (72, 15260), (80, 13734), (84, 13080), (90, 12208), (96, 11445), (105, 10464), (109, 10080), (112, 9810), (120, 9156), (126, 8720), (140, 7848), (144, 7630), (160, 6867), (168, 6540), (180, 6104), (210, 5232), (218, 5040), (224, 4905), (240, 4578), (252, 4360), (280, 3924), (288, 3815), (315, 3488), (327, 3360), (336, 3270), (360, 3052), (420, 2616), (436, 2520), (480, 2289), (504, 2180), (545, 2016), (560, 1962), (630, 1744), (654, 1680), (672, 1635), (720, 1526), (763, 1440), (840, 1308), (872, 1260), (981, 1120), (1008, 1090)]