2016789960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{38459}}^1$

素因数の和:38515

約数の個数: 128

約数和(自身を含む): 6645888000

約数和(自身を除く): 4629098040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 23, 24, 30, 38, 40, 46, 57, 60, 69, 76, 92, 95, 114, 115, 120, 138, 152, 184, 190, 228, 230, 276, 285, 345, 380, 437, 456, 460, 552, 570, 690, 760, 874, 920, 1140, 1311, 1380, 1748, 2185, 2280, 2622, 2760, 3496, 4370, 5244, 6555, 8740, 10488, 13110, 17480, 26220, 38459, 52440, 76918, 115377, 153836, 192295, 230754, 307672, 384590, 461508, 576885, 730721, 769180, 884557, 923016, 1153770, 1461442, 1538360, 1769114, 2192163, 2307540, 2653671, 2922884, 3538228, 3653605, 4384326, 4422785, 4615080, 5307342, 5845768, 7076456, 7307210, 8768652, 8845570, 10614684, 10960815, 13268355, 14614420, 16806583, 17537304, 17691140, 21229368, 21921630, 26536710, 29228840, 33613166, 35382280, 43843260, 50419749, 53073420, 67226332, 84032915, 87686520, 100839498, 106146840, 134452664, 168065830, 201678996, 252098745, 336131660, 403357992, 504197490, 672263320, 1008394980, 2016789960]

約数ペア:

[(1, 2016789960), (2, 1008394980), (3, 672263320), (4, 504197490), (5, 403357992), (6, 336131660), (8, 252098745), (10, 201678996), (12, 168065830), (15, 134452664), (19, 106146840), (20, 100839498), (23, 87686520), (24, 84032915), (30, 67226332), (38, 53073420), (40, 50419749), (46, 43843260), (57, 35382280), (60, 33613166), (69, 29228840), (76, 26536710), (92, 21921630), (95, 21229368), (114, 17691140), (115, 17537304), (120, 16806583), (138, 14614420), (152, 13268355), (184, 10960815), (190, 10614684), (228, 8845570), (230, 8768652), (276, 7307210), (285, 7076456), (345, 5845768), (380, 5307342), (437, 4615080), (456, 4422785), (460, 4384326), (552, 3653605), (570, 3538228), (690, 2922884), (760, 2653671), (874, 2307540), (920, 2192163), (1140, 1769114), (1311, 1538360), (1380, 1461442), (1748, 1153770), (2185, 923016), (2280, 884557), (2622, 769180), (2760, 730721), (3496, 576885), (4370, 461508), (5244, 384590), (6555, 307672), (8740, 230754), (10488, 192295), (13110, 153836), (17480, 115377), (26220, 76918), (38459, 52440)]