287746380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{827}}^1\times {\mathrm{1933}}^1$

素因数の和:2775

約数の個数: 72

約数和(自身を含む): 874338192

約数和(自身を除く): 586591812

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 827, 1654, 1933, 2481, 3308, 3866, 4135, 4962, 5799, 7443, 7732, 8270, 9665, 9924, 11598, 12405, 14886, 16540, 17397, 19330, 23196, 24810, 28995, 29772, 34794, 37215, 38660, 49620, 57990, 69588, 74430, 86985, 115980, 148860, 173970, 347940, 1598591, 3197182, 4795773, 6394364, 7992955, 9591546, 14387319, 15985910, 19183092, 23978865, 28774638, 31971820, 47957730, 57549276, 71936595, 95915460, 143873190, 287746380]

約数ペア:

[(1, 287746380), (2, 143873190), (3, 95915460), (4, 71936595), (5, 57549276), (6, 47957730), (9, 31971820), (10, 28774638), (12, 23978865), (15, 19183092), (18, 15985910), (20, 14387319), (30, 9591546), (36, 7992955), (45, 6394364), (60, 4795773), (90, 3197182), (180, 1598591), (827, 347940), (1654, 173970), (1933, 148860), (2481, 115980), (3308, 86985), (3866, 74430), (4135, 69588), (4962, 57990), (5799, 49620), (7443, 38660), (7732, 37215), (8270, 34794), (9665, 29772), (9924, 28995), (11598, 24810), (12405, 23196), (14886, 19330), (16540, 17397)]