15968784

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:344

約数の個数: 80

約数和(自身を含む): 44983232

約数和(自身を除く): 29014448

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 157, 163, 208, 312, 314, 326, 471, 489, 624, 628, 652, 942, 978, 1256, 1304, 1884, 1956, 2041, 2119, 2512, 2608, 3768, 3912, 4082, 4238, 6123, 6357, 7536, 7824, 8164, 8476, 12246, 12714, 16328, 16952, 24492, 25428, 25591, 32656, 33904, 48984, 50856, 51182, 76773, 97968, 101712, 102364, 153546, 204728, 307092, 332683, 409456, 614184, 665366, 998049, 1228368, 1330732, 1996098, 2661464, 3992196, 5322928, 7984392, 15968784]

約数ペア:

[(1, 15968784), (2, 7984392), (3, 5322928), (4, 3992196), (6, 2661464), (8, 1996098), (12, 1330732), (13, 1228368), (16, 998049), (24, 665366), (26, 614184), (39, 409456), (48, 332683), (52, 307092), (78, 204728), (104, 153546), (156, 102364), (157, 101712), (163, 97968), (208, 76773), (312, 51182), (314, 50856), (326, 48984), (471, 33904), (489, 32656), (624, 25591), (628, 25428), (652, 24492), (942, 16952), (978, 16328), (1256, 12714), (1304, 12246), (1884, 8476), (1956, 8164), (2041, 7824), (2119, 7536), (2512, 6357), (2608, 6123), (3768, 4238), (3912, 4082)]