2563680

素因数分解:

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

素因数の和:141

約数の個数: 144

約数和(自身を含む): 9480240

約数和(自身を除く): 6916560

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, 49, 56, 60, 70, 80, 84, 96, 98, 105, 109, 112, 120, 140, 147, 160, 168, 196, 210, 218, 224, 240, 245, 280, 294, 327, 336, 392, 420, 436, 480, 490, 545, 560, 588, 654, 672, 735, 763, 784, 840, 872, 980, 1090, 1120, 1176, 1308, 1470, 1526, 1568, 1635, 1680, 1744, 1960, 2180, 2289, 2352, 2616, 2940, 3052, 3270, 3360, 3488, 3815, 3920, 4360, 4578, 4704, 5232, 5341, 5880, 6104, 6540, 7630, 7840, 8720, 9156, 10464, 10682, 11445, 11760, 12208, 13080, 15260, 16023, 17440, 18312, 21364, 22890, 23520, 24416, 26160, 26705, 30520, 32046, 36624, 42728, 45780, 52320, 53410, 61040, 64092, 73248, 80115, 85456, 91560, 106820, 122080, 128184, 160230, 170912, 183120, 213640, 256368, 320460, 366240, 427280, 512736, 640920, 854560, 1281840, 2563680]

約数ペア:

[(1, 2563680), (2, 1281840), (3, 854560), (4, 640920), (5, 512736), (6, 427280), (7, 366240), (8, 320460), (10, 256368), (12, 213640), (14, 183120), (15, 170912), (16, 160230), (20, 128184), (21, 122080), (24, 106820), (28, 91560), (30, 85456), (32, 80115), (35, 73248), (40, 64092), (42, 61040), (48, 53410), (49, 52320), (56, 45780), (60, 42728), (70, 36624), (80, 32046), (84, 30520), (96, 26705), (98, 26160), (105, 24416), (109, 23520), (112, 22890), (120, 21364), (140, 18312), (147, 17440), (160, 16023), (168, 15260), (196, 13080), (210, 12208), (218, 11760), (224, 11445), (240, 10682), (245, 10464), (280, 9156), (294, 8720), (327, 7840), (336, 7630), (392, 6540), (420, 6104), (436, 5880), (480, 5341), (490, 5232), (545, 4704), (560, 4578), (588, 4360), (654, 3920), (672, 3815), (735, 3488), (763, 3360), (784, 3270), (840, 3052), (872, 2940), (980, 2616), (1090, 2352), (1120, 2289), (1176, 2180), (1308, 1960), (1470, 1744), (1526, 1680), (1568, 1635)]