1998292992

素因数分解:

$2^{11}\times 3^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1$

素因数の和:306

約数の個数: 192

約数和(自身を含む): 5660928000

約数和(自身を除く): 3662635008

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 79, 92, 96, 128, 138, 158, 179, 184, 192, 237, 256, 276, 316, 358, 368, 384, 474, 512, 537, 552, 632, 716, 736, 768, 948, 1024, 1074, 1104, 1264, 1432, 1472, 1536, 1817, 1896, 2048, 2148, 2208, 2528, 2864, 2944, 3072, 3634, 3792, 4117, 4296, 4416, 5056, 5451, 5728, 5888, 6144, 7268, 7584, 8234, 8592, 8832, 10112, 10902, 11456, 11776, 12351, 14141, 14536, 15168, 16468, 17184, 17664, 20224, 21804, 22912, 23552, 24702, 28282, 29072, 30336, 32936, 34368, 35328, 40448, 42423, 43608, 45824, 47104, 49404, 56564, 58144, 60672, 65872, 68736, 70656, 80896, 84846, 87216, 91648, 98808, 113128, 116288, 121344, 131744, 137472, 141312, 161792, 169692, 174432, 183296, 197616, 226256, 232576, 242688, 263488, 274944, 325243, 339384, 348864, 366592, 395232, 452512, 465152, 485376, 526976, 549888, 650486, 678768, 697728, 790464, 905024, 930304, 975729, 1053952, 1099776, 1300972, 1357536, 1395456, 1580928, 1810048, 1860608, 1951458, 2107904, 2601944, 2715072, 2790912, 3161856, 3620096, 3721216, 3902916, 4215808, 5203888, 5430144, 5581824, 6323712, 7240192, 7805832, 8431616, 10407776, 10860288, 11163648, 12647424, 14480384, 15611664, 20815552, 21720576, 25294848, 28960768, 31223328, 41631104, 43441152, 62446656, 83262208, 86882304, 124893312, 166524416, 249786624, 333048832, 499573248, 666097664, 999146496, 1998292992]

約数ペア:

[(1, 1998292992), (2, 999146496), (3, 666097664), (4, 499573248), (6, 333048832), (8, 249786624), (12, 166524416), (16, 124893312), (23, 86882304), (24, 83262208), (32, 62446656), (46, 43441152), (48, 41631104), (64, 31223328), (69, 28960768), (79, 25294848), (92, 21720576), (96, 20815552), (128, 15611664), (138, 14480384), (158, 12647424), (179, 11163648), (184, 10860288), (192, 10407776), (237, 8431616), (256, 7805832), (276, 7240192), (316, 6323712), (358, 5581824), (368, 5430144), (384, 5203888), (474, 4215808), (512, 3902916), (537, 3721216), (552, 3620096), (632, 3161856), (716, 2790912), (736, 2715072), (768, 2601944), (948, 2107904), (1024, 1951458), (1074, 1860608), (1104, 1810048), (1264, 1580928), (1432, 1395456), (1472, 1357536), (1536, 1300972), (1817, 1099776), (1896, 1053952), (2048, 975729), (2148, 930304), (2208, 905024), (2528, 790464), (2864, 697728), (2944, 678768), (3072, 650486), (3634, 549888), (3792, 526976), (4117, 485376), (4296, 465152), (4416, 452512), (5056, 395232), (5451, 366592), (5728, 348864), (5888, 339384), (6144, 325243), (7268, 274944), (7584, 263488), (8234, 242688), (8592, 232576), (8832, 226256), (10112, 197616), (10902, 183296), (11456, 174432), (11776, 169692), (12351, 161792), (14141, 141312), (14536, 137472), (15168, 131744), (16468, 121344), (17184, 116288), (17664, 113128), (20224, 98808), (21804, 91648), (22912, 87216), (23552, 84846), (24702, 80896), (28282, 70656), (29072, 68736), (30336, 65872), (32936, 60672), (34368, 58144), (35328, 56564), (40448, 49404), (42423, 47104), (43608, 45824)]