1440266580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{33479}}^1$

素因数の和:33733

約数の個数: 72

約数和(自身を含む): 4387219200

約数和(自身を除く): 2946952620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 239, 478, 717, 956, 1195, 1434, 2151, 2390, 2868, 3585, 4302, 4780, 7170, 8604, 10755, 14340, 21510, 33479, 43020, 66958, 100437, 133916, 167395, 200874, 301311, 334790, 401748, 502185, 602622, 669580, 1004370, 1205244, 1506555, 2008740, 3013110, 6026220, 8001481, 16002962, 24004443, 32005924, 40007405, 48008886, 72013329, 80014810, 96017772, 120022215, 144026658, 160029620, 240044430, 288053316, 360066645, 480088860, 720133290, 1440266580]

約数ペア:

[(1, 1440266580), (2, 720133290), (3, 480088860), (4, 360066645), (5, 288053316), (6, 240044430), (9, 160029620), (10, 144026658), (12, 120022215), (15, 96017772), (18, 80014810), (20, 72013329), (30, 48008886), (36, 40007405), (45, 32005924), (60, 24004443), (90, 16002962), (180, 8001481), (239, 6026220), (478, 3013110), (717, 2008740), (956, 1506555), (1195, 1205244), (1434, 1004370), (2151, 669580), (2390, 602622), (2868, 502185), (3585, 401748), (4302, 334790), (4780, 301311), (7170, 200874), (8604, 167395), (10755, 133916), (14340, 100437), (21510, 66958), (33479, 43020)]