218569728

素因数分解:

$2^{10}\times 3^1\times {\mathrm{13}}^2\times {\mathrm{421}}^1$

素因数の和:470

約数の個数: 132

約数和(自身を含む): 632326488

約数和(自身を除く): 413756760

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 169, 192, 208, 256, 312, 338, 384, 416, 421, 507, 512, 624, 676, 768, 832, 842, 1014, 1024, 1248, 1263, 1352, 1536, 1664, 1684, 2028, 2496, 2526, 2704, 3072, 3328, 3368, 4056, 4992, 5052, 5408, 5473, 6656, 6736, 8112, 9984, 10104, 10816, 10946, 13312, 13472, 16224, 16419, 19968, 20208, 21632, 21892, 26944, 32448, 32838, 39936, 40416, 43264, 43784, 53888, 64896, 65676, 71149, 80832, 86528, 87568, 107776, 129792, 131352, 142298, 161664, 173056, 175136, 213447, 215552, 259584, 262704, 284596, 323328, 350272, 426894, 431104, 519168, 525408, 569192, 646656, 700544, 853788, 1050816, 1138384, 1293312, 1401088, 1707576, 2101632, 2276768, 2802176, 3415152, 4203264, 4553536, 5604352, 6830304, 8406528, 9107072, 13660608, 16813056, 18214144, 27321216, 36428288, 54642432, 72856576, 109284864, 218569728]

約数ペア:

[(1, 218569728), (2, 109284864), (3, 72856576), (4, 54642432), (6, 36428288), (8, 27321216), (12, 18214144), (13, 16813056), (16, 13660608), (24, 9107072), (26, 8406528), (32, 6830304), (39, 5604352), (48, 4553536), (52, 4203264), (64, 3415152), (78, 2802176), (96, 2276768), (104, 2101632), (128, 1707576), (156, 1401088), (169, 1293312), (192, 1138384), (208, 1050816), (256, 853788), (312, 700544), (338, 646656), (384, 569192), (416, 525408), (421, 519168), (507, 431104), (512, 426894), (624, 350272), (676, 323328), (768, 284596), (832, 262704), (842, 259584), (1014, 215552), (1024, 213447), (1248, 175136), (1263, 173056), (1352, 161664), (1536, 142298), (1664, 131352), (1684, 129792), (2028, 107776), (2496, 87568), (2526, 86528), (2704, 80832), (3072, 71149), (3328, 65676), (3368, 64896), (4056, 53888), (4992, 43784), (5052, 43264), (5408, 40416), (5473, 39936), (6656, 32838), (6736, 32448), (8112, 26944), (9984, 21892), (10104, 21632), (10816, 20208), (10946, 19968), (13312, 16419), (13472, 16224)]