389963808

素因数分解:

$2^5\times 3^4\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:269

約数の個数: 240

約数和(自身を含む): 1260173376

約数和(自身を除く): 870209568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 71, 72, 78, 81, 96, 104, 108, 117, 142, 144, 156, 162, 163, 208, 213, 216, 234, 284, 288, 312, 324, 326, 351, 416, 426, 432, 468, 489, 568, 624, 639, 648, 652, 702, 852, 864, 923, 936, 978, 1053, 1136, 1248, 1278, 1296, 1304, 1404, 1467, 1704, 1846, 1872, 1917, 1956, 2106, 2119, 2272, 2556, 2592, 2608, 2769, 2808, 2934, 3408, 3692, 3744, 3834, 3912, 4212, 4238, 4401, 5112, 5216, 5538, 5616, 5751, 5868, 6357, 6816, 7384, 7668, 7824, 8307, 8424, 8476, 8802, 10224, 11076, 11232, 11502, 11573, 11736, 12714, 13203, 14768, 15336, 15648, 16614, 16848, 16952, 17604, 19071, 20448, 22152, 23004, 23146, 23472, 24921, 25428, 26406, 29536, 30672, 33228, 33696, 33904, 34719, 35208, 38142, 44304, 46008, 46292, 46944, 49842, 50856, 52812, 57213, 61344, 66456, 67808, 69438, 70416, 74763, 76284, 88608, 92016, 92584, 99684, 101712, 104157, 105624, 114426, 132912, 138876, 140832, 149526, 150449, 152568, 171639, 184032, 185168, 199368, 203424, 208314, 211248, 228852, 265824, 277752, 299052, 300898, 305136, 312471, 343278, 370336, 398736, 416628, 422496, 451347, 457704, 555504, 598104, 601796, 610272, 624942, 686556, 797472, 833256, 902694, 915408, 937413, 1111008, 1196208, 1203592, 1249884, 1354041, 1373112, 1666512, 1805388, 1830816, 1874826, 2392416, 2407184, 2499768, 2708082, 2746224, 3333024, 3610776, 3749652, 4062123, 4814368, 4999536, 5416164, 5492448, 7221552, 7499304, 8124246, 9999072, 10832328, 12186369, 14443104, 14998608, 16248492, 21664656, 24372738, 29997216, 32496984, 43329312, 48745476, 64993968, 97490952, 129987936, 194981904, 389963808]

約数ペア:

[(1, 389963808), (2, 194981904), (3, 129987936), (4, 97490952), (6, 64993968), (8, 48745476), (9, 43329312), (12, 32496984), (13, 29997216), (16, 24372738), (18, 21664656), (24, 16248492), (26, 14998608), (27, 14443104), (32, 12186369), (36, 10832328), (39, 9999072), (48, 8124246), (52, 7499304), (54, 7221552), (71, 5492448), (72, 5416164), (78, 4999536), (81, 4814368), (96, 4062123), (104, 3749652), (108, 3610776), (117, 3333024), (142, 2746224), (144, 2708082), (156, 2499768), (162, 2407184), (163, 2392416), (208, 1874826), (213, 1830816), (216, 1805388), (234, 1666512), (284, 1373112), (288, 1354041), (312, 1249884), (324, 1203592), (326, 1196208), (351, 1111008), (416, 937413), (426, 915408), (432, 902694), (468, 833256), (489, 797472), (568, 686556), (624, 624942), (639, 610272), (648, 601796), (652, 598104), (702, 555504), (852, 457704), (864, 451347), (923, 422496), (936, 416628), (978, 398736), (1053, 370336), (1136, 343278), (1248, 312471), (1278, 305136), (1296, 300898), (1304, 299052), (1404, 277752), (1467, 265824), (1704, 228852), (1846, 211248), (1872, 208314), (1917, 203424), (1956, 199368), (2106, 185168), (2119, 184032), (2272, 171639), (2556, 152568), (2592, 150449), (2608, 149526), (2769, 140832), (2808, 138876), (2934, 132912), (3408, 114426), (3692, 105624), (3744, 104157), (3834, 101712), (3912, 99684), (4212, 92584), (4238, 92016), (4401, 88608), (5112, 76284), (5216, 74763), (5538, 70416), (5616, 69438), (5751, 67808), (5868, 66456), (6357, 61344), (6816, 57213), (7384, 52812), (7668, 50856), (7824, 49842), (8307, 46944), (8424, 46292), (8476, 46008), (8802, 44304), (10224, 38142), (11076, 35208), (11232, 34719), (11502, 33904), (11573, 33696), (11736, 33228), (12714, 30672), (13203, 29536), (14768, 26406), (15336, 25428), (15648, 24921), (16614, 23472), (16848, 23146), (16952, 23004), (17604, 22152), (19071, 20448)]