2488880880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{111509}}^1$

素因数の和:111559

約数の個数: 120

約数和(自身を含む): 8628197760

約数和(自身を除く): 6139316880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1860, 2232, 2480, 2790, 3720, 4464, 5580, 7440, 11160, 22320, 111509, 223018, 334527, 446036, 557545, 669054, 892072, 1003581, 1115090, 1338108, 1672635, 1784144, 2007162, 2230180, 2676216, 3345270, 3456779, 4014324, 4460360, 5017905, 5352432, 6690540, 6913558, 8028648, 8920720, 10035810, 10370337, 13381080, 13827116, 16057296, 17283895, 20071620, 20740674, 26762160, 27654232, 31111011, 34567790, 40143240, 41481348, 51851685, 55308464, 62222022, 69135580, 80286480, 82962696, 103703370, 124444044, 138271160, 155555055, 165925392, 207406740, 248888088, 276542320, 311110110, 414813480, 497776176, 622220220, 829626960, 1244440440, 2488880880]

約数ペア:

[(1, 2488880880), (2, 1244440440), (3, 829626960), (4, 622220220), (5, 497776176), (6, 414813480), (8, 311110110), (9, 276542320), (10, 248888088), (12, 207406740), (15, 165925392), (16, 155555055), (18, 138271160), (20, 124444044), (24, 103703370), (30, 82962696), (31, 80286480), (36, 69135580), (40, 62222022), (45, 55308464), (48, 51851685), (60, 41481348), (62, 40143240), (72, 34567790), (80, 31111011), (90, 27654232), (93, 26762160), (120, 20740674), (124, 20071620), (144, 17283895), (155, 16057296), (180, 13827116), (186, 13381080), (240, 10370337), (248, 10035810), (279, 8920720), (310, 8028648), (360, 6913558), (372, 6690540), (465, 5352432), (496, 5017905), (558, 4460360), (620, 4014324), (720, 3456779), (744, 3345270), (930, 2676216), (1116, 2230180), (1240, 2007162), (1395, 1784144), (1488, 1672635), (1860, 1338108), (2232, 1115090), (2480, 1003581), (2790, 892072), (3720, 669054), (4464, 557545), (5580, 446036), (7440, 334527), (11160, 223018), (22320, 111509)]