1668896880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{191}}^1\times {\mathrm{743}}^1$

素因数の和:964

約数の個数: 240

約数和(自身を含む): 6057897984

約数和(自身を除く): 4389001104

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 191, 196, 210, 240, 245, 280, 294, 336, 382, 392, 420, 490, 560, 573, 588, 735, 743, 764, 784, 840, 955, 980, 1146, 1176, 1337, 1470, 1486, 1528, 1680, 1910, 1960, 2229, 2292, 2352, 2674, 2865, 2940, 2972, 3056, 3715, 3820, 3920, 4011, 4458, 4584, 5201, 5348, 5730, 5880, 5944, 6685, 7430, 7640, 8022, 8916, 9168, 9359, 10402, 10696, 11145, 11460, 11760, 11888, 13370, 14860, 15280, 15603, 16044, 17832, 18718, 20055, 20804, 21392, 22290, 22920, 26005, 26740, 28077, 29720, 31206, 32088, 35664, 36407, 37436, 40110, 41608, 44580, 45840, 46795, 52010, 53480, 56154, 59440, 62412, 64176, 72814, 74872, 78015, 80220, 83216, 89160, 93590, 104020, 106960, 109221, 112308, 124824, 140385, 141913, 145628, 149744, 156030, 160440, 178320, 182035, 187180, 208040, 218442, 224616, 249648, 280770, 283826, 291256, 312060, 320880, 364070, 374360, 416080, 425739, 436884, 449232, 546105, 561540, 567652, 582512, 624120, 709565, 728140, 748720, 851478, 873768, 993391, 1092210, 1123080, 1135304, 1248240, 1419130, 1456280, 1702956, 1747536, 1986782, 2128695, 2184420, 2246160, 2270608, 2838260, 2912560, 2980173, 3405912, 3973564, 4257390, 4368840, 4966955, 5676520, 5960346, 6811824, 6953737, 7947128, 8514780, 8737680, 9933910, 11353040, 11920692, 13907474, 14900865, 15894256, 17029560, 19867820, 20861211, 23841384, 27814948, 29801730, 34059120, 34768685, 39735640, 41722422, 47682768, 55629896, 59603460, 69537370, 79471280, 83444844, 104306055, 111259792, 119206920, 139074740, 166889688, 208612110, 238413840, 278149480, 333779376, 417224220, 556298960, 834448440, 1668896880]

約数ペア:

[(1, 1668896880), (2, 834448440), (3, 556298960), (4, 417224220), (5, 333779376), (6, 278149480), (7, 238413840), (8, 208612110), (10, 166889688), (12, 139074740), (14, 119206920), (15, 111259792), (16, 104306055), (20, 83444844), (21, 79471280), (24, 69537370), (28, 59603460), (30, 55629896), (35, 47682768), (40, 41722422), (42, 39735640), (48, 34768685), (49, 34059120), (56, 29801730), (60, 27814948), (70, 23841384), (80, 20861211), (84, 19867820), (98, 17029560), (105, 15894256), (112, 14900865), (120, 13907474), (140, 11920692), (147, 11353040), (168, 9933910), (191, 8737680), (196, 8514780), (210, 7947128), (240, 6953737), (245, 6811824), (280, 5960346), (294, 5676520), (336, 4966955), (382, 4368840), (392, 4257390), (420, 3973564), (490, 3405912), (560, 2980173), (573, 2912560), (588, 2838260), (735, 2270608), (743, 2246160), (764, 2184420), (784, 2128695), (840, 1986782), (955, 1747536), (980, 1702956), (1146, 1456280), (1176, 1419130), (1337, 1248240), (1470, 1135304), (1486, 1123080), (1528, 1092210), (1680, 993391), (1910, 873768), (1960, 851478), (2229, 748720), (2292, 728140), (2352, 709565), (2674, 624120), (2865, 582512), (2940, 567652), (2972, 561540), (3056, 546105), (3715, 449232), (3820, 436884), (3920, 425739), (4011, 416080), (4458, 374360), (4584, 364070), (5201, 320880), (5348, 312060), (5730, 291256), (5880, 283826), (5944, 280770), (6685, 249648), (7430, 224616), (7640, 218442), (8022, 208040), (8916, 187180), (9168, 182035), (9359, 178320), (10402, 160440), (10696, 156030), (11145, 149744), (11460, 145628), (11760, 141913), (11888, 140385), (13370, 124824), (14860, 112308), (15280, 109221), (15603, 106960), (16044, 104020), (17832, 93590), (18718, 89160), (20055, 83216), (20804, 80220), (21392, 78015), (22290, 74872), (22920, 72814), (26005, 64176), (26740, 62412), (28077, 59440), (29720, 56154), (31206, 53480), (32088, 52010), (35664, 46795), (36407, 45840), (37436, 44580), (40110, 41608)]