2550780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{383}}^1$

素因数の和:435

約数の個数: 72

約数和(自身を含む): 7967232

約数和(自身を除く): 5416452

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 383, 444, 555, 666, 740, 766, 1110, 1149, 1332, 1532, 1665, 1915, 2220, 2298, 3330, 3447, 3830, 4596, 5745, 6660, 6894, 7660, 11490, 13788, 14171, 17235, 22980, 28342, 34470, 42513, 56684, 68940, 70855, 85026, 127539, 141710, 170052, 212565, 255078, 283420, 425130, 510156, 637695, 850260, 1275390, 2550780]

約数ペア:

[(1, 2550780), (2, 1275390), (3, 850260), (4, 637695), (5, 510156), (6, 425130), (9, 283420), (10, 255078), (12, 212565), (15, 170052), (18, 141710), (20, 127539), (30, 85026), (36, 70855), (37, 68940), (45, 56684), (60, 42513), (74, 34470), (90, 28342), (111, 22980), (148, 17235), (180, 14171), (185, 13788), (222, 11490), (333, 7660), (370, 6894), (383, 6660), (444, 5745), (555, 4596), (666, 3830), (740, 3447), (766, 3330), (1110, 2298), (1149, 2220), (1332, 1915), (1532, 1665)]