31827780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{1171}}^1$

素因数の和:1337

約数の個数: 72

約数和(自身を含む): 97266624

約数和(自身を除く): 65438844

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, 1171, 1359, 1510, 1812, 2265, 2342, 2718, 3020, 3513, 4530, 4684, 5436, 5855, 6795, 7026, 9060, 10539, 11710, 13590, 14052, 17565, 21078, 23420, 27180, 35130, 42156, 52695, 70260, 105390, 176821, 210780, 353642, 530463, 707284, 884105, 1060926, 1591389, 1768210, 2121852, 2652315, 3182778, 3536420, 5304630, 6365556, 7956945, 10609260, 15913890, 31827780]

約数ペア:

[(1, 31827780), (2, 15913890), (3, 10609260), (4, 7956945), (5, 6365556), (6, 5304630), (9, 3536420), (10, 3182778), (12, 2652315), (15, 2121852), (18, 1768210), (20, 1591389), (30, 1060926), (36, 884105), (45, 707284), (60, 530463), (90, 353642), (151, 210780), (180, 176821), (302, 105390), (453, 70260), (604, 52695), (755, 42156), (906, 35130), (1171, 27180), (1359, 23420), (1510, 21078), (1812, 17565), (2265, 14052), (2342, 13590), (2718, 11710), (3020, 10539), (3513, 9060), (4530, 7026), (4684, 6795), (5436, 5855)]