198991440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1447}}^1$

素因数の和:1657

約数の個数: 120

約数和(自身を含む): 672242688

約数和(自身を除く): 473251248

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 191, 240, 360, 382, 573, 720, 764, 955, 1146, 1447, 1528, 1719, 1910, 2292, 2865, 2894, 3056, 3438, 3820, 4341, 4584, 5730, 5788, 6876, 7235, 7640, 8595, 8682, 9168, 11460, 11576, 13023, 13752, 14470, 15280, 17190, 17364, 21705, 22920, 23152, 26046, 27504, 28940, 34380, 34728, 43410, 45840, 52092, 57880, 65115, 68760, 69456, 86820, 104184, 115760, 130230, 137520, 173640, 208368, 260460, 276377, 347280, 520920, 552754, 829131, 1041840, 1105508, 1381885, 1658262, 2211016, 2487393, 2763770, 3316524, 4145655, 4422032, 4974786, 5527540, 6633048, 8291310, 9949572, 11055080, 12436965, 13266096, 16582620, 19899144, 22110160, 24873930, 33165240, 39798288, 49747860, 66330480, 99495720, 198991440]

約数ペア:

[(1, 198991440), (2, 99495720), (3, 66330480), (4, 49747860), (5, 39798288), (6, 33165240), (8, 24873930), (9, 22110160), (10, 19899144), (12, 16582620), (15, 13266096), (16, 12436965), (18, 11055080), (20, 9949572), (24, 8291310), (30, 6633048), (36, 5527540), (40, 4974786), (45, 4422032), (48, 4145655), (60, 3316524), (72, 2763770), (80, 2487393), (90, 2211016), (120, 1658262), (144, 1381885), (180, 1105508), (191, 1041840), (240, 829131), (360, 552754), (382, 520920), (573, 347280), (720, 276377), (764, 260460), (955, 208368), (1146, 173640), (1447, 137520), (1528, 130230), (1719, 115760), (1910, 104184), (2292, 86820), (2865, 69456), (2894, 68760), (3056, 65115), (3438, 57880), (3820, 52092), (4341, 45840), (4584, 43410), (5730, 34728), (5788, 34380), (6876, 28940), (7235, 27504), (7640, 26046), (8595, 23152), (8682, 22920), (9168, 21705), (11460, 17364), (11576, 17190), (13023, 15280), (13752, 14470)]