425611920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1303}}^1\times {\mathrm{1361}}^1$

素因数の和:2680

約数の個数: 80

約数和(自身を含む): 1321379712

約数和(自身を除く): 895767792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1303, 1361, 2606, 2722, 3909, 4083, 5212, 5444, 6515, 6805, 7818, 8166, 10424, 10888, 13030, 13610, 15636, 16332, 19545, 20415, 20848, 21776, 26060, 27220, 31272, 32664, 39090, 40830, 52120, 54440, 62544, 65328, 78180, 81660, 104240, 108880, 156360, 163320, 312720, 326640, 1773383, 3546766, 5320149, 7093532, 8866915, 10640298, 14187064, 17733830, 21280596, 26600745, 28374128, 35467660, 42561192, 53201490, 70935320, 85122384, 106402980, 141870640, 212805960, 425611920]

約数ペア:

[(1, 425611920), (2, 212805960), (3, 141870640), (4, 106402980), (5, 85122384), (6, 70935320), (8, 53201490), (10, 42561192), (12, 35467660), (15, 28374128), (16, 26600745), (20, 21280596), (24, 17733830), (30, 14187064), (40, 10640298), (48, 8866915), (60, 7093532), (80, 5320149), (120, 3546766), (240, 1773383), (1303, 326640), (1361, 312720), (2606, 163320), (2722, 156360), (3909, 108880), (4083, 104240), (5212, 81660), (5444, 78180), (6515, 65328), (6805, 62544), (7818, 54440), (8166, 52120), (10424, 40830), (10888, 39090), (13030, 32664), (13610, 31272), (15636, 27220), (16332, 26060), (19545, 21776), (20415, 20848)]