263730827984

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{71}}^1\times {\mathrm{18583}}^1$

素因数の和:18737

約数の個数: 120

約数和(自身を含む): 576647842176

約数和(自身を除く): 312917014192

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 71, 104, 124, 142, 208, 248, 284, 403, 496, 568, 806, 923, 961, 1136, 1612, 1846, 1922, 2201, 3224, 3692, 3844, 4402, 6448, 7384, 7688, 8804, 12493, 14768, 15376, 17608, 18583, 24986, 28613, 35216, 37166, 49972, 57226, 68231, 74332, 99944, 114452, 136462, 148664, 199888, 228904, 241579, 272924, 297328, 457808, 483158, 545848, 576073, 887003, 966316, 1091696, 1152146, 1319393, 1774006, 1932632, 2304292, 2638786, 3548012, 3865264, 4608584, 5277572, 7096024, 7488949, 9217168, 10555144, 14192048, 14977898, 17152109, 17858263, 21110288, 29955796, 34304218, 35716526, 40901183, 59911592, 68608436, 71433052, 81802366, 119823184, 137216872, 142866104, 163604732, 232157419, 274433744, 285732208, 327209464, 464314838, 531715379, 654418928, 928629676, 1063430758, 1267936673, 1857259352, 2126861516, 2535873346, 3714518704, 4253723032, 5071746692, 8507446064, 10143493384, 16483176749, 20286986768, 32966353498, 65932706996, 131865413992, 263730827984]

約数ペア:

[(1, 263730827984), (2, 131865413992), (4, 65932706996), (8, 32966353498), (13, 20286986768), (16, 16483176749), (26, 10143493384), (31, 8507446064), (52, 5071746692), (62, 4253723032), (71, 3714518704), (104, 2535873346), (124, 2126861516), (142, 1857259352), (208, 1267936673), (248, 1063430758), (284, 928629676), (403, 654418928), (496, 531715379), (568, 464314838), (806, 327209464), (923, 285732208), (961, 274433744), (1136, 232157419), (1612, 163604732), (1846, 142866104), (1922, 137216872), (2201, 119823184), (3224, 81802366), (3692, 71433052), (3844, 68608436), (4402, 59911592), (6448, 40901183), (7384, 35716526), (7688, 34304218), (8804, 29955796), (12493, 21110288), (14768, 17858263), (15376, 17152109), (17608, 14977898), (18583, 14192048), (24986, 10555144), (28613, 9217168), (35216, 7488949), (37166, 7096024), (49972, 5277572), (57226, 4608584), (68231, 3865264), (74332, 3548012), (99944, 2638786), (114452, 2304292), (136462, 1932632), (148664, 1774006), (199888, 1319393), (228904, 1152146), (241579, 1091696), (272924, 966316), (297328, 887003), (457808, 576073), (483158, 545848)]