28076940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{1033}}^1$

素因数の和:1199

約数の個数: 72

約数和(自身を含む): 85813728

約数和(自身を除く): 57736788

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 151, 180, 302, 453, 604, 755, 906, 1033, 1359, 1510, 1812, 2066, 2265, 2718, 3020, 3099, 4132, 4530, 5165, 5436, 6198, 6795, 9060, 9297, 10330, 12396, 13590, 15495, 18594, 20660, 27180, 30990, 37188, 46485, 61980, 92970, 155983, 185940, 311966, 467949, 623932, 779915, 935898, 1403847, 1559830, 1871796, 2339745, 2807694, 3119660, 4679490, 5615388, 7019235, 9358980, 14038470, 28076940]

約数ペア:

[(1, 28076940), (2, 14038470), (3, 9358980), (4, 7019235), (5, 5615388), (6, 4679490), (9, 3119660), (10, 2807694), (12, 2339745), (15, 1871796), (18, 1559830), (20, 1403847), (30, 935898), (36, 779915), (45, 623932), (60, 467949), (90, 311966), (151, 185940), (180, 155983), (302, 92970), (453, 61980), (604, 46485), (755, 37188), (906, 30990), (1033, 27180), (1359, 20660), (1510, 18594), (1812, 15495), (2066, 13590), (2265, 12396), (2718, 10330), (3020, 9297), (3099, 9060), (4132, 6795), (4530, 6198), (5165, 5436)]