209231280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{5483}}^1$

素因数の和:5555

約数の個数: 120

約数和(自身を含む): 716056848

約数和(自身を除く): 506825568

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 53, 60, 72, 80, 90, 106, 120, 144, 159, 180, 212, 240, 265, 318, 360, 424, 477, 530, 636, 720, 795, 848, 954, 1060, 1272, 1590, 1908, 2120, 2385, 2544, 3180, 3816, 4240, 4770, 5483, 6360, 7632, 9540, 10966, 12720, 16449, 19080, 21932, 27415, 32898, 38160, 43864, 49347, 54830, 65796, 82245, 87728, 98694, 109660, 131592, 164490, 197388, 219320, 246735, 263184, 290599, 328980, 394776, 438640, 493470, 581198, 657960, 789552, 871797, 986940, 1162396, 1315920, 1452995, 1743594, 1973880, 2324792, 2615391, 2905990, 3487188, 3947760, 4358985, 4649584, 5230782, 5811980, 6974376, 8717970, 10461564, 11623960, 13076955, 13948752, 17435940, 20923128, 23247920, 26153910, 34871880, 41846256, 52307820, 69743760, 104615640, 209231280]

約数ペア:

[(1, 209231280), (2, 104615640), (3, 69743760), (4, 52307820), (5, 41846256), (6, 34871880), (8, 26153910), (9, 23247920), (10, 20923128), (12, 17435940), (15, 13948752), (16, 13076955), (18, 11623960), (20, 10461564), (24, 8717970), (30, 6974376), (36, 5811980), (40, 5230782), (45, 4649584), (48, 4358985), (53, 3947760), (60, 3487188), (72, 2905990), (80, 2615391), (90, 2324792), (106, 1973880), (120, 1743594), (144, 1452995), (159, 1315920), (180, 1162396), (212, 986940), (240, 871797), (265, 789552), (318, 657960), (360, 581198), (424, 493470), (477, 438640), (530, 394776), (636, 328980), (720, 290599), (795, 263184), (848, 246735), (954, 219320), (1060, 197388), (1272, 164490), (1590, 131592), (1908, 109660), (2120, 98694), (2385, 87728), (2544, 82245), (3180, 65796), (3816, 54830), (4240, 49347), (4770, 43864), (5483, 38160), (6360, 32898), (7632, 27415), (9540, 21932), (10966, 19080), (12720, 16449)]