254457424

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{67}}^1$

素因数の和:169

約数の個数: 120

約数和(自身を含む): 586108320

約数和(自身を除く): 331650896

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 38, 52, 62, 67, 76, 104, 124, 134, 152, 208, 247, 248, 268, 304, 403, 494, 496, 536, 589, 806, 871, 961, 988, 1072, 1178, 1273, 1612, 1742, 1922, 1976, 2077, 2356, 2546, 3224, 3484, 3844, 3952, 4154, 4712, 5092, 6448, 6968, 7657, 7688, 8308, 9424, 10184, 12493, 13936, 15314, 15376, 16549, 16616, 18259, 20368, 24986, 27001, 30628, 33098, 33232, 36518, 39463, 49972, 54002, 61256, 64387, 66196, 73036, 78926, 99944, 108004, 122512, 128774, 132392, 146072, 157852, 199888, 216008, 237367, 257548, 264784, 292144, 315704, 432016, 474734, 513019, 515096, 631408, 837031, 949468, 1026038, 1030192, 1223353, 1674062, 1898936, 2052076, 2446706, 3348124, 3797872, 4104152, 4893412, 6696248, 8208304, 9786824, 13392496, 15903589, 19573648, 31807178, 63614356, 127228712, 254457424]

約数ペア:

[(1, 254457424), (2, 127228712), (4, 63614356), (8, 31807178), (13, 19573648), (16, 15903589), (19, 13392496), (26, 9786824), (31, 8208304), (38, 6696248), (52, 4893412), (62, 4104152), (67, 3797872), (76, 3348124), (104, 2446706), (124, 2052076), (134, 1898936), (152, 1674062), (208, 1223353), (247, 1030192), (248, 1026038), (268, 949468), (304, 837031), (403, 631408), (494, 515096), (496, 513019), (536, 474734), (589, 432016), (806, 315704), (871, 292144), (961, 264784), (988, 257548), (1072, 237367), (1178, 216008), (1273, 199888), (1612, 157852), (1742, 146072), (1922, 132392), (1976, 128774), (2077, 122512), (2356, 108004), (2546, 99944), (3224, 78926), (3484, 73036), (3844, 66196), (3952, 64387), (4154, 61256), (4712, 54002), (5092, 49972), (6448, 39463), (6968, 36518), (7657, 33232), (7688, 33098), (8308, 30628), (9424, 27001), (10184, 24986), (12493, 20368), (13936, 18259), (15314, 16616), (15376, 16549)]