1648080

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{109}}^1$

素因数の和:138

約数の個数: 160

約数和(自身を含む): 6547200

約数和(自身を除く): 4899120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 109, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 218, 240, 252, 270, 280, 315, 327, 336, 360, 378, 420, 432, 436, 504, 540, 545, 560, 630, 654, 720, 756, 763, 840, 872, 945, 981, 1008, 1080, 1090, 1260, 1308, 1512, 1526, 1635, 1680, 1744, 1890, 1962, 2160, 2180, 2289, 2520, 2616, 2943, 3024, 3052, 3270, 3780, 3815, 3924, 4360, 4578, 4905, 5040, 5232, 5886, 6104, 6540, 6867, 7560, 7630, 7848, 8720, 9156, 9810, 11445, 11772, 12208, 13080, 13734, 14715, 15120, 15260, 15696, 18312, 19620, 20601, 22890, 23544, 26160, 27468, 29430, 30520, 34335, 36624, 39240, 41202, 45780, 47088, 54936, 58860, 61040, 68670, 78480, 82404, 91560, 103005, 109872, 117720, 137340, 164808, 183120, 206010, 235440, 274680, 329616, 412020, 549360, 824040, 1648080]

約数ペア:

[(1, 1648080), (2, 824040), (3, 549360), (4, 412020), (5, 329616), (6, 274680), (7, 235440), (8, 206010), (9, 183120), (10, 164808), (12, 137340), (14, 117720), (15, 109872), (16, 103005), (18, 91560), (20, 82404), (21, 78480), (24, 68670), (27, 61040), (28, 58860), (30, 54936), (35, 47088), (36, 45780), (40, 41202), (42, 39240), (45, 36624), (48, 34335), (54, 30520), (56, 29430), (60, 27468), (63, 26160), (70, 23544), (72, 22890), (80, 20601), (84, 19620), (90, 18312), (105, 15696), (108, 15260), (109, 15120), (112, 14715), (120, 13734), (126, 13080), (135, 12208), (140, 11772), (144, 11445), (168, 9810), (180, 9156), (189, 8720), (210, 7848), (216, 7630), (218, 7560), (240, 6867), (252, 6540), (270, 6104), (280, 5886), (315, 5232), (327, 5040), (336, 4905), (360, 4578), (378, 4360), (420, 3924), (432, 3815), (436, 3780), (504, 3270), (540, 3052), (545, 3024), (560, 2943), (630, 2616), (654, 2520), (720, 2289), (756, 2180), (763, 2160), (840, 1962), (872, 1890), (945, 1744), (981, 1680), (1008, 1635), (1080, 1526), (1090, 1512), (1260, 1308)]