245959920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{1361}}^1$

素因数の和:1631

約数の個数: 120

約数和(自身を含む): 829915632

約数和(自身を除く): 583955712

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 251, 360, 502, 720, 753, 1004, 1255, 1361, 1506, 2008, 2259, 2510, 2722, 3012, 3765, 4016, 4083, 4518, 5020, 5444, 6024, 6805, 7530, 8166, 9036, 10040, 10888, 11295, 12048, 12249, 13610, 15060, 16332, 18072, 20080, 20415, 21776, 22590, 24498, 27220, 30120, 32664, 36144, 40830, 45180, 48996, 54440, 60240, 61245, 65328, 81660, 90360, 97992, 108880, 122490, 163320, 180720, 195984, 244980, 326640, 341611, 489960, 683222, 979920, 1024833, 1366444, 1708055, 2049666, 2732888, 3074499, 3416110, 4099332, 5124165, 5465776, 6148998, 6832220, 8198664, 10248330, 12297996, 13664440, 15372495, 16397328, 20496660, 24595992, 27328880, 30744990, 40993320, 49191984, 61489980, 81986640, 122979960, 245959920]

約数ペア:

[(1, 245959920), (2, 122979960), (3, 81986640), (4, 61489980), (5, 49191984), (6, 40993320), (8, 30744990), (9, 27328880), (10, 24595992), (12, 20496660), (15, 16397328), (16, 15372495), (18, 13664440), (20, 12297996), (24, 10248330), (30, 8198664), (36, 6832220), (40, 6148998), (45, 5465776), (48, 5124165), (60, 4099332), (72, 3416110), (80, 3074499), (90, 2732888), (120, 2049666), (144, 1708055), (180, 1366444), (240, 1024833), (251, 979920), (360, 683222), (502, 489960), (720, 341611), (753, 326640), (1004, 244980), (1255, 195984), (1361, 180720), (1506, 163320), (2008, 122490), (2259, 108880), (2510, 97992), (2722, 90360), (3012, 81660), (3765, 65328), (4016, 61245), (4083, 60240), (4518, 54440), (5020, 48996), (5444, 45180), (6024, 40830), (6805, 36144), (7530, 32664), (8166, 30120), (9036, 27220), (10040, 24498), (10888, 22590), (11295, 21776), (12048, 20415), (12249, 20080), (13610, 18072), (15060, 16332)]