400253304

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{883}}^1$

素因数の和:1021

約数の個数: 128

約数和(自身を含む): 1168577280

約数和(自身を除く): 768323976

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 17, 22, 24, 33, 34, 44, 51, 66, 68, 88, 101, 102, 132, 136, 187, 202, 204, 264, 303, 374, 404, 408, 561, 606, 748, 808, 883, 1111, 1122, 1212, 1496, 1717, 1766, 2222, 2244, 2424, 2649, 3333, 3434, 3532, 4444, 4488, 5151, 5298, 6666, 6868, 7064, 8888, 9713, 10302, 10596, 13332, 13736, 15011, 18887, 19426, 20604, 21192, 26664, 29139, 30022, 37774, 38852, 41208, 45033, 56661, 58278, 60044, 75548, 77704, 89183, 90066, 113322, 116556, 120088, 151096, 165121, 178366, 180132, 226644, 233112, 267549, 330242, 356732, 360264, 453288, 495363, 535098, 660484, 713464, 981013, 990726, 1070196, 1320968, 1516111, 1962026, 1981452, 2140392, 2943039, 3032222, 3924052, 3962904, 4548333, 5886078, 6064444, 7848104, 9096666, 11772156, 12128888, 16677221, 18193332, 23544312, 33354442, 36386664, 50031663, 66708884, 100063326, 133417768, 200126652, 400253304]

約数ペア:

[(1, 400253304), (2, 200126652), (3, 133417768), (4, 100063326), (6, 66708884), (8, 50031663), (11, 36386664), (12, 33354442), (17, 23544312), (22, 18193332), (24, 16677221), (33, 12128888), (34, 11772156), (44, 9096666), (51, 7848104), (66, 6064444), (68, 5886078), (88, 4548333), (101, 3962904), (102, 3924052), (132, 3032222), (136, 2943039), (187, 2140392), (202, 1981452), (204, 1962026), (264, 1516111), (303, 1320968), (374, 1070196), (404, 990726), (408, 981013), (561, 713464), (606, 660484), (748, 535098), (808, 495363), (883, 453288), (1111, 360264), (1122, 356732), (1212, 330242), (1496, 267549), (1717, 233112), (1766, 226644), (2222, 180132), (2244, 178366), (2424, 165121), (2649, 151096), (3333, 120088), (3434, 116556), (3532, 113322), (4444, 90066), (4488, 89183), (5151, 77704), (5298, 75548), (6666, 60044), (6868, 58278), (7064, 56661), (8888, 45033), (9713, 41208), (10302, 38852), (10596, 37774), (13332, 30022), (13736, 29139), (15011, 26664), (18887, 21192), (19426, 20604)]