720705456

素因数分解:

$2^4\times 3^2\times {\mathrm{43}}^1\times {\mathrm{239}}^1\times {\mathrm{487}}^1$

素因数の和:783

約数の個数: 120

約数和(自身を含む): 2076771840

約数和(自身を除く): 1356066384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 43, 48, 72, 86, 129, 144, 172, 239, 258, 344, 387, 478, 487, 516, 688, 717, 774, 956, 974, 1032, 1434, 1461, 1548, 1912, 1948, 2064, 2151, 2868, 2922, 3096, 3824, 3896, 4302, 4383, 5736, 5844, 6192, 7792, 8604, 8766, 10277, 11472, 11688, 17208, 17532, 20554, 20941, 23376, 30831, 34416, 35064, 41108, 41882, 61662, 62823, 70128, 82216, 83764, 92493, 116393, 123324, 125646, 164432, 167528, 184986, 188469, 232786, 246648, 251292, 335056, 349179, 369972, 376938, 465572, 493296, 502584, 698358, 739944, 753876, 931144, 1005168, 1047537, 1396716, 1479888, 1507752, 1862288, 2095074, 2793432, 3015504, 4190148, 5004899, 5586864, 8380296, 10009798, 15014697, 16760592, 20019596, 30029394, 40039192, 45044091, 60058788, 80078384, 90088182, 120117576, 180176364, 240235152, 360352728, 720705456]

約数ペア:

[(1, 720705456), (2, 360352728), (3, 240235152), (4, 180176364), (6, 120117576), (8, 90088182), (9, 80078384), (12, 60058788), (16, 45044091), (18, 40039192), (24, 30029394), (36, 20019596), (43, 16760592), (48, 15014697), (72, 10009798), (86, 8380296), (129, 5586864), (144, 5004899), (172, 4190148), (239, 3015504), (258, 2793432), (344, 2095074), (387, 1862288), (478, 1507752), (487, 1479888), (516, 1396716), (688, 1047537), (717, 1005168), (774, 931144), (956, 753876), (974, 739944), (1032, 698358), (1434, 502584), (1461, 493296), (1548, 465572), (1912, 376938), (1948, 369972), (2064, 349179), (2151, 335056), (2868, 251292), (2922, 246648), (3096, 232786), (3824, 188469), (3896, 184986), (4302, 167528), (4383, 164432), (5736, 125646), (5844, 123324), (6192, 116393), (7792, 92493), (8604, 83764), (8766, 82216), (10277, 70128), (11472, 62823), (11688, 61662), (17208, 41882), (17532, 41108), (20554, 35064), (20941, 34416), (23376, 30831)]