827888220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1\times {\mathrm{643}}^1$

素因数の和:992

約数の個数: 144

約数和(自身を含む): 2632960512

約数和(自身を除く): 1805072292

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 311, 345, 414, 460, 622, 643, 690, 828, 933, 1035, 1244, 1286, 1380, 1555, 1866, 1929, 2070, 2572, 2799, 3110, 3215, 3732, 3858, 4140, 4665, 5598, 5787, 6220, 6430, 7153, 7716, 9330, 9645, 11196, 11574, 12860, 13995, 14306, 14789, 18660, 19290, 21459, 23148, 27990, 28612, 28935, 29578, 35765, 38580, 42918, 44367, 55980, 57870, 59156, 64377, 71530, 73945, 85836, 88734, 107295, 115740, 128754, 133101, 143060, 147890, 177468, 199973, 214590, 221835, 257508, 266202, 295780, 321885, 399946, 429180, 443670, 532404, 599919, 643770, 665505, 799892, 887340, 999865, 1199838, 1287540, 1331010, 1799757, 1999730, 2399676, 2662020, 2999595, 3599514, 3999460, 4599379, 5999190, 7199028, 8998785, 9198758, 11998380, 13798137, 17997570, 18397516, 22996895, 27596274, 35995140, 41394411, 45993790, 55192548, 68990685, 82788822, 91987580, 137981370, 165577644, 206972055, 275962740, 413944110, 827888220]

約数ペア:

[(1, 827888220), (2, 413944110), (3, 275962740), (4, 206972055), (5, 165577644), (6, 137981370), (9, 91987580), (10, 82788822), (12, 68990685), (15, 55192548), (18, 45993790), (20, 41394411), (23, 35995140), (30, 27596274), (36, 22996895), (45, 18397516), (46, 17997570), (60, 13798137), (69, 11998380), (90, 9198758), (92, 8998785), (115, 7199028), (138, 5999190), (180, 4599379), (207, 3999460), (230, 3599514), (276, 2999595), (311, 2662020), (345, 2399676), (414, 1999730), (460, 1799757), (622, 1331010), (643, 1287540), (690, 1199838), (828, 999865), (933, 887340), (1035, 799892), (1244, 665505), (1286, 643770), (1380, 599919), (1555, 532404), (1866, 443670), (1929, 429180), (2070, 399946), (2572, 321885), (2799, 295780), (3110, 266202), (3215, 257508), (3732, 221835), (3858, 214590), (4140, 199973), (4665, 177468), (5598, 147890), (5787, 143060), (6220, 133101), (6430, 128754), (7153, 115740), (7716, 107295), (9330, 88734), (9645, 85836), (11196, 73945), (11574, 71530), (12860, 64377), (13995, 59156), (14306, 57870), (14789, 55980), (18660, 44367), (19290, 42918), (21459, 38580), (23148, 35765), (27990, 29578), (28612, 28935)]