208096720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2741}}^1$

素因数の和:2840

約数の個数: 80

約数和(自身を含む): 528372432

約数和(自身を除く): 320275712

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 73, 80, 104, 130, 146, 208, 260, 292, 365, 520, 584, 730, 949, 1040, 1168, 1460, 1898, 2741, 2920, 3796, 4745, 5482, 5840, 7592, 9490, 10964, 13705, 15184, 18980, 21928, 27410, 35633, 37960, 43856, 54820, 71266, 75920, 109640, 142532, 178165, 200093, 219280, 285064, 356330, 400186, 570128, 712660, 800372, 1000465, 1425320, 1600744, 2000930, 2601209, 2850640, 3201488, 4001860, 5202418, 8003720, 10404836, 13006045, 16007440, 20809672, 26012090, 41619344, 52024180, 104048360, 208096720]

約数ペア:

[(1, 208096720), (2, 104048360), (4, 52024180), (5, 41619344), (8, 26012090), (10, 20809672), (13, 16007440), (16, 13006045), (20, 10404836), (26, 8003720), (40, 5202418), (52, 4001860), (65, 3201488), (73, 2850640), (80, 2601209), (104, 2000930), (130, 1600744), (146, 1425320), (208, 1000465), (260, 800372), (292, 712660), (365, 570128), (520, 400186), (584, 356330), (730, 285064), (949, 219280), (1040, 200093), (1168, 178165), (1460, 142532), (1898, 109640), (2741, 75920), (2920, 71266), (3796, 54820), (4745, 43856), (5482, 37960), (5840, 35633), (7592, 27410), (9490, 21928), (10964, 18980), (13705, 15184)]