18128520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1361}}^1$

素因数の和:1415

約数の個数: 96

約数和(自身を含む): 60554520

約数和(自身を除く): 42426000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 37, 40, 45, 60, 72, 74, 90, 111, 120, 148, 180, 185, 222, 296, 333, 360, 370, 444, 555, 666, 740, 888, 1110, 1332, 1361, 1480, 1665, 2220, 2664, 2722, 3330, 4083, 4440, 5444, 6660, 6805, 8166, 10888, 12249, 13320, 13610, 16332, 20415, 24498, 27220, 32664, 40830, 48996, 50357, 54440, 61245, 81660, 97992, 100714, 122490, 151071, 163320, 201428, 244980, 251785, 302142, 402856, 453213, 489960, 503570, 604284, 755355, 906426, 1007140, 1208568, 1510710, 1812852, 2014280, 2266065, 3021420, 3625704, 4532130, 6042840, 9064260, 18128520]

約数ペア:

[(1, 18128520), (2, 9064260), (3, 6042840), (4, 4532130), (5, 3625704), (6, 3021420), (8, 2266065), (9, 2014280), (10, 1812852), (12, 1510710), (15, 1208568), (18, 1007140), (20, 906426), (24, 755355), (30, 604284), (36, 503570), (37, 489960), (40, 453213), (45, 402856), (60, 302142), (72, 251785), (74, 244980), (90, 201428), (111, 163320), (120, 151071), (148, 122490), (180, 100714), (185, 97992), (222, 81660), (296, 61245), (333, 54440), (360, 50357), (370, 48996), (444, 40830), (555, 32664), (666, 27220), (740, 24498), (888, 20415), (1110, 16332), (1332, 13610), (1361, 13320), (1480, 12249), (1665, 10888), (2220, 8166), (2664, 6805), (2722, 6660), (3330, 5444), (4083, 4440)]