72156320

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:262

約数の個数: 96

約数和(自身を含む): 177666048

約数和(自身を除く): 105509728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 67, 80, 106, 127, 134, 160, 212, 254, 265, 268, 335, 424, 508, 530, 536, 635, 670, 848, 1016, 1060, 1072, 1270, 1340, 1696, 2032, 2120, 2144, 2540, 2680, 3551, 4064, 4240, 5080, 5360, 6731, 7102, 8480, 8509, 10160, 10720, 13462, 14204, 17018, 17755, 20320, 26924, 28408, 33655, 34036, 35510, 42545, 53848, 56816, 67310, 68072, 71020, 85090, 107696, 113632, 134620, 136144, 142040, 170180, 215392, 269240, 272288, 284080, 340360, 450977, 538480, 568160, 680720, 901954, 1076960, 1361440, 1803908, 2254885, 3607816, 4509770, 7215632, 9019540, 14431264, 18039080, 36078160, 72156320]

約数ペア:

[(1, 72156320), (2, 36078160), (4, 18039080), (5, 14431264), (8, 9019540), (10, 7215632), (16, 4509770), (20, 3607816), (32, 2254885), (40, 1803908), (53, 1361440), (67, 1076960), (80, 901954), (106, 680720), (127, 568160), (134, 538480), (160, 450977), (212, 340360), (254, 284080), (265, 272288), (268, 269240), (335, 215392), (424, 170180), (508, 142040), (530, 136144), (536, 134620), (635, 113632), (670, 107696), (848, 85090), (1016, 71020), (1060, 68072), (1072, 67310), (1270, 56816), (1340, 53848), (1696, 42545), (2032, 35510), (2120, 34036), (2144, 33655), (2540, 28408), (2680, 26924), (3551, 20320), (4064, 17755), (4240, 17018), (5080, 14204), (5360, 13462), (6731, 10720), (7102, 10160), (8480, 8509)]