219995496

素因数分解:

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

素因数の和:644

約数の個数: 144

約数和(自身を含む): 699978240

約数和(自身を除く): 479982744

約数列:

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

約数ペア:

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