427996416

素因数分解:

$2^8\times 3^1\times {\mathrm{31}}^1\times {\mathrm{17977}}^1$

素因数の和:18027

約数の個数: 72

約数和(自身を含む): 1175905024

約数和(自身を除く): 747908608

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 248, 256, 372, 384, 496, 744, 768, 992, 1488, 1984, 2976, 3968, 5952, 7936, 11904, 17977, 23808, 35954, 53931, 71908, 107862, 143816, 215724, 287632, 431448, 557287, 575264, 862896, 1114574, 1150528, 1671861, 1725792, 2229148, 2301056, 3343722, 3451584, 4458296, 4602112, 6687444, 6903168, 8916592, 13374888, 13806336, 17833184, 26749776, 35666368, 53499552, 71332736, 106999104, 142665472, 213998208, 427996416]

約数ペア:

[(1, 427996416), (2, 213998208), (3, 142665472), (4, 106999104), (6, 71332736), (8, 53499552), (12, 35666368), (16, 26749776), (24, 17833184), (31, 13806336), (32, 13374888), (48, 8916592), (62, 6903168), (64, 6687444), (93, 4602112), (96, 4458296), (124, 3451584), (128, 3343722), (186, 2301056), (192, 2229148), (248, 1725792), (256, 1671861), (372, 1150528), (384, 1114574), (496, 862896), (744, 575264), (768, 557287), (992, 431448), (1488, 287632), (1984, 215724), (2976, 143816), (3968, 107862), (5952, 71908), (7936, 53931), (11904, 35954), (17977, 23808)]