218661888

素因数分解:

$2^{10}\times 3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:172

約数の個数: 176

約数和(自身を含む): 636698880

約数和(自身を除く): 418036992

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 53, 64, 68, 79, 96, 102, 106, 128, 136, 158, 159, 192, 204, 212, 237, 256, 272, 316, 318, 384, 408, 424, 474, 512, 544, 632, 636, 768, 816, 848, 901, 948, 1024, 1088, 1264, 1272, 1343, 1536, 1632, 1696, 1802, 1896, 2176, 2528, 2544, 2686, 2703, 3072, 3264, 3392, 3604, 3792, 4029, 4187, 4352, 5056, 5088, 5372, 5406, 6528, 6784, 7208, 7584, 8058, 8374, 8704, 10112, 10176, 10744, 10812, 12561, 13056, 13568, 14416, 15168, 16116, 16748, 17408, 20224, 20352, 21488, 21624, 25122, 26112, 27136, 28832, 30336, 32232, 33496, 40448, 40704, 42976, 43248, 50244, 52224, 54272, 57664, 60672, 64464, 66992, 71179, 80896, 81408, 85952, 86496, 100488, 115328, 121344, 128928, 133984, 142358, 162816, 171904, 172992, 200976, 213537, 230656, 242688, 257856, 267968, 284716, 343808, 345984, 401952, 427074, 461312, 515712, 535936, 569432, 687616, 691968, 803904, 854148, 922624, 1031424, 1071872, 1138864, 1375232, 1383936, 1607808, 1708296, 2062848, 2143744, 2277728, 2767872, 3215616, 3416592, 4125696, 4287488, 4555456, 6431232, 6833184, 9110912, 12862464, 13666368, 18221824, 27332736, 36443648, 54665472, 72887296, 109330944, 218661888]

約数ペア:

[(1, 218661888), (2, 109330944), (3, 72887296), (4, 54665472), (6, 36443648), (8, 27332736), (12, 18221824), (16, 13666368), (17, 12862464), (24, 9110912), (32, 6833184), (34, 6431232), (48, 4555456), (51, 4287488), (53, 4125696), (64, 3416592), (68, 3215616), (79, 2767872), (96, 2277728), (102, 2143744), (106, 2062848), (128, 1708296), (136, 1607808), (158, 1383936), (159, 1375232), (192, 1138864), (204, 1071872), (212, 1031424), (237, 922624), (256, 854148), (272, 803904), (316, 691968), (318, 687616), (384, 569432), (408, 535936), (424, 515712), (474, 461312), (512, 427074), (544, 401952), (632, 345984), (636, 343808), (768, 284716), (816, 267968), (848, 257856), (901, 242688), (948, 230656), (1024, 213537), (1088, 200976), (1264, 172992), (1272, 171904), (1343, 162816), (1536, 142358), (1632, 133984), (1696, 128928), (1802, 121344), (1896, 115328), (2176, 100488), (2528, 86496), (2544, 85952), (2686, 81408), (2703, 80896), (3072, 71179), (3264, 66992), (3392, 64464), (3604, 60672), (3792, 57664), (4029, 54272), (4187, 52224), (4352, 50244), (5056, 43248), (5088, 42976), (5372, 40704), (5406, 40448), (6528, 33496), (6784, 32232), (7208, 30336), (7584, 28832), (8058, 27136), (8374, 26112), (8704, 25122), (10112, 21624), (10176, 21488), (10744, 20352), (10812, 20224), (12561, 17408), (13056, 16748), (13568, 16116), (14416, 15168)]