30991200

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{349}}^1$

素因数の和:409

約数の個数: 144

約数和(自身を含む): 103899600

約数和(自身を除く): 72908400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 37, 40, 48, 50, 60, 74, 75, 80, 96, 100, 111, 120, 148, 150, 160, 185, 200, 222, 240, 296, 300, 349, 370, 400, 444, 480, 555, 592, 600, 698, 740, 800, 888, 925, 1047, 1110, 1184, 1200, 1396, 1480, 1745, 1776, 1850, 2094, 2220, 2400, 2775, 2792, 2960, 3490, 3552, 3700, 4188, 4440, 5235, 5550, 5584, 5920, 6980, 7400, 8376, 8725, 8880, 10470, 11100, 11168, 12913, 13960, 14800, 16752, 17450, 17760, 20940, 22200, 25826, 26175, 27920, 29600, 33504, 34900, 38739, 41880, 44400, 51652, 52350, 55840, 64565, 69800, 77478, 83760, 88800, 103304, 104700, 129130, 139600, 154956, 167520, 193695, 206608, 209400, 258260, 279200, 309912, 322825, 387390, 413216, 418800, 516520, 619824, 645650, 774780, 837600, 968475, 1033040, 1239648, 1291300, 1549560, 1936950, 2066080, 2582600, 3099120, 3873900, 5165200, 6198240, 7747800, 10330400, 15495600, 30991200]

約数ペア:

[(1, 30991200), (2, 15495600), (3, 10330400), (4, 7747800), (5, 6198240), (6, 5165200), (8, 3873900), (10, 3099120), (12, 2582600), (15, 2066080), (16, 1936950), (20, 1549560), (24, 1291300), (25, 1239648), (30, 1033040), (32, 968475), (37, 837600), (40, 774780), (48, 645650), (50, 619824), (60, 516520), (74, 418800), (75, 413216), (80, 387390), (96, 322825), (100, 309912), (111, 279200), (120, 258260), (148, 209400), (150, 206608), (160, 193695), (185, 167520), (200, 154956), (222, 139600), (240, 129130), (296, 104700), (300, 103304), (349, 88800), (370, 83760), (400, 77478), (444, 69800), (480, 64565), (555, 55840), (592, 52350), (600, 51652), (698, 44400), (740, 41880), (800, 38739), (888, 34900), (925, 33504), (1047, 29600), (1110, 27920), (1184, 26175), (1200, 25826), (1396, 22200), (1480, 20940), (1745, 17760), (1776, 17450), (1850, 16752), (2094, 14800), (2220, 13960), (2400, 12913), (2775, 11168), (2792, 11100), (2960, 10470), (3490, 8880), (3552, 8725), (3700, 8376), (4188, 7400), (4440, 6980), (5235, 5920), (5550, 5584)]