30216840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{457}}^1$

素因数の和:519

約数の個数: 128

約数和(自身を含む): 98928000

約数和(自身を除く): 68711160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 29, 30, 38, 40, 57, 58, 60, 76, 87, 95, 114, 116, 120, 145, 152, 174, 190, 228, 232, 285, 290, 348, 380, 435, 456, 457, 551, 570, 580, 696, 760, 870, 914, 1102, 1140, 1160, 1371, 1653, 1740, 1828, 2204, 2280, 2285, 2742, 2755, 3306, 3480, 3656, 4408, 4570, 5484, 5510, 6612, 6855, 8265, 8683, 9140, 10968, 11020, 13224, 13253, 13710, 16530, 17366, 18280, 22040, 26049, 26506, 27420, 33060, 34732, 39759, 43415, 52098, 53012, 54840, 66120, 66265, 69464, 79518, 86830, 104196, 106024, 130245, 132530, 159036, 173660, 198795, 208392, 251807, 260490, 265060, 318072, 347320, 397590, 503614, 520980, 530120, 755421, 795180, 1007228, 1041960, 1259035, 1510842, 1590360, 2014456, 2518070, 3021684, 3777105, 5036140, 6043368, 7554210, 10072280, 15108420, 30216840]

約数ペア:

[(1, 30216840), (2, 15108420), (3, 10072280), (4, 7554210), (5, 6043368), (6, 5036140), (8, 3777105), (10, 3021684), (12, 2518070), (15, 2014456), (19, 1590360), (20, 1510842), (24, 1259035), (29, 1041960), (30, 1007228), (38, 795180), (40, 755421), (57, 530120), (58, 520980), (60, 503614), (76, 397590), (87, 347320), (95, 318072), (114, 265060), (116, 260490), (120, 251807), (145, 208392), (152, 198795), (174, 173660), (190, 159036), (228, 132530), (232, 130245), (285, 106024), (290, 104196), (348, 86830), (380, 79518), (435, 69464), (456, 66265), (457, 66120), (551, 54840), (570, 53012), (580, 52098), (696, 43415), (760, 39759), (870, 34732), (914, 33060), (1102, 27420), (1140, 26506), (1160, 26049), (1371, 22040), (1653, 18280), (1740, 17366), (1828, 16530), (2204, 13710), (2280, 13253), (2285, 13224), (2742, 11020), (2755, 10968), (3306, 9140), (3480, 8683), (3656, 8265), (4408, 6855), (4570, 6612), (5484, 5510)]