439990992

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{127}}^1\times {\mathrm{491}}^1$

素因数の和:646

約数の個数: 180

約数和(自身を含む): 1446621696

約数和(自身を除く): 1006630704

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 127, 144, 147, 168, 196, 252, 254, 294, 336, 381, 392, 441, 491, 504, 508, 588, 762, 784, 882, 889, 982, 1008, 1016, 1143, 1176, 1473, 1524, 1764, 1778, 1964, 2032, 2286, 2352, 2667, 2946, 3048, 3437, 3528, 3556, 3928, 4419, 4572, 5334, 5892, 6096, 6223, 6874, 7056, 7112, 7856, 8001, 8838, 9144, 10311, 10668, 11784, 12446, 13748, 14224, 16002, 17676, 18288, 18669, 20622, 21336, 23568, 24059, 24892, 27496, 30933, 32004, 35352, 37338, 41244, 42672, 48118, 49784, 54992, 56007, 61866, 62357, 64008, 70704, 72177, 74676, 82488, 96236, 99568, 112014, 123732, 124714, 128016, 144354, 149352, 164976, 187071, 192472, 216531, 224028, 247464, 249428, 288708, 298704, 374142, 384944, 433062, 436499, 448056, 494928, 498856, 561213, 577416, 748284, 866124, 872998, 896112, 997712, 1122426, 1154832, 1309497, 1496568, 1732248, 1745996, 2244852, 2618994, 2993136, 3055493, 3464496, 3491992, 3928491, 4489704, 5237988, 6110986, 6983984, 7856982, 8979408, 9166479, 10475976, 12221972, 15713964, 18332958, 20951952, 24443944, 27499437, 31427928, 36665916, 48887888, 54998874, 62855856, 73331832, 109997748, 146663664, 219995496, 439990992]

約数ペア:

[(1, 439990992), (2, 219995496), (3, 146663664), (4, 109997748), (6, 73331832), (7, 62855856), (8, 54998874), (9, 48887888), (12, 36665916), (14, 31427928), (16, 27499437), (18, 24443944), (21, 20951952), (24, 18332958), (28, 15713964), (36, 12221972), (42, 10475976), (48, 9166479), (49, 8979408), (56, 7856982), (63, 6983984), (72, 6110986), (84, 5237988), (98, 4489704), (112, 3928491), (126, 3491992), (127, 3464496), (144, 3055493), (147, 2993136), (168, 2618994), (196, 2244852), (252, 1745996), (254, 1732248), (294, 1496568), (336, 1309497), (381, 1154832), (392, 1122426), (441, 997712), (491, 896112), (504, 872998), (508, 866124), (588, 748284), (762, 577416), (784, 561213), (882, 498856), (889, 494928), (982, 448056), (1008, 436499), (1016, 433062), (1143, 384944), (1176, 374142), (1473, 298704), (1524, 288708), (1764, 249428), (1778, 247464), (1964, 224028), (2032, 216531), (2286, 192472), (2352, 187071), (2667, 164976), (2946, 149352), (3048, 144354), (3437, 128016), (3528, 124714), (3556, 123732), (3928, 112014), (4419, 99568), (4572, 96236), (5334, 82488), (5892, 74676), (6096, 72177), (6223, 70704), (6874, 64008), (7056, 62357), (7112, 61866), (7856, 56007), (8001, 54992), (8838, 49784), (9144, 48118), (10311, 42672), (10668, 41244), (11784, 37338), (12446, 35352), (13748, 32004), (14224, 30933), (16002, 27496), (17676, 24892), (18288, 24059), (18669, 23568), (20622, 21336)]