810668520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{20287}}^1$

素因数の和:20344

約数の個数: 128

約数和(自身を含む): 2775398400

約数和(自身を除く): 1964729880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 37, 40, 45, 54, 60, 72, 74, 90, 108, 111, 120, 135, 148, 180, 185, 216, 222, 270, 296, 333, 360, 370, 444, 540, 555, 666, 740, 888, 999, 1080, 1110, 1332, 1480, 1665, 1998, 2220, 2664, 3330, 3996, 4440, 4995, 6660, 7992, 9990, 13320, 19980, 20287, 39960, 40574, 60861, 81148, 101435, 121722, 162296, 182583, 202870, 243444, 304305, 365166, 405740, 486888, 547749, 608610, 730332, 750619, 811480, 912915, 1095498, 1217220, 1460664, 1501238, 1825830, 2190996, 2251857, 2434440, 2738745, 3002476, 3651660, 3753095, 4381992, 4503714, 5477490, 6004952, 6755571, 7303320, 7506190, 9007428, 10954980, 11259285, 13511142, 15012380, 18014856, 20266713, 21909960, 22518570, 27022284, 30024760, 33777855, 40533426, 45037140, 54044568, 67555710, 81066852, 90074280, 101333565, 135111420, 162133704, 202667130, 270222840, 405334260, 810668520]

約数ペア:

[(1, 810668520), (2, 405334260), (3, 270222840), (4, 202667130), (5, 162133704), (6, 135111420), (8, 101333565), (9, 90074280), (10, 81066852), (12, 67555710), (15, 54044568), (18, 45037140), (20, 40533426), (24, 33777855), (27, 30024760), (30, 27022284), (36, 22518570), (37, 21909960), (40, 20266713), (45, 18014856), (54, 15012380), (60, 13511142), (72, 11259285), (74, 10954980), (90, 9007428), (108, 7506190), (111, 7303320), (120, 6755571), (135, 6004952), (148, 5477490), (180, 4503714), (185, 4381992), (216, 3753095), (222, 3651660), (270, 3002476), (296, 2738745), (333, 2434440), (360, 2251857), (370, 2190996), (444, 1825830), (540, 1501238), (555, 1460664), (666, 1217220), (740, 1095498), (888, 912915), (999, 811480), (1080, 750619), (1110, 730332), (1332, 608610), (1480, 547749), (1665, 486888), (1998, 405740), (2220, 365166), (2664, 304305), (3330, 243444), (3996, 202870), (4440, 182583), (4995, 162296), (6660, 121722), (7992, 101435), (9990, 81148), (13320, 60861), (19980, 40574), (20287, 39960)]