688384512

素因数分解:

$2^9\times 3^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:195

約数の個数: 240

約数和(自身を含む): 2110817280

約数和(自身を除く): 1422432768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 61, 62, 64, 72, 79, 93, 96, 122, 124, 128, 144, 158, 183, 186, 192, 237, 244, 248, 256, 279, 288, 316, 366, 372, 384, 474, 488, 496, 512, 549, 558, 576, 632, 711, 732, 744, 768, 948, 976, 992, 1098, 1116, 1152, 1264, 1422, 1464, 1488, 1536, 1891, 1896, 1952, 1984, 2196, 2232, 2304, 2449, 2528, 2844, 2928, 2976, 3782, 3792, 3904, 3968, 4392, 4464, 4608, 4819, 4898, 5056, 5673, 5688, 5856, 5952, 7347, 7564, 7584, 7808, 7936, 8784, 8928, 9638, 9796, 10112, 11346, 11376, 11712, 11904, 14457, 14694, 15128, 15168, 15616, 15872, 17019, 17568, 17856, 19276, 19592, 20224, 22041, 22692, 22752, 23424, 23808, 28914, 29388, 30256, 30336, 31232, 34038, 35136, 35712, 38552, 39184, 40448, 43371, 44082, 45384, 45504, 46848, 47616, 57828, 58776, 60512, 60672, 68076, 70272, 71424, 77104, 78368, 86742, 88164, 90768, 91008, 93696, 115656, 117552, 121024, 121344, 136152, 140544, 142848, 149389, 154208, 156736, 173484, 176328, 181536, 182016, 231312, 235104, 242048, 272304, 281088, 298778, 308416, 313472, 346968, 352656, 363072, 364032, 448167, 462624, 470208, 484096, 544608, 597556, 616832, 626944, 693936, 705312, 726144, 896334, 925248, 940416, 968192, 1089216, 1195112, 1233664, 1253888, 1344501, 1387872, 1410624, 1452288, 1792668, 1850496, 1880832, 2178432, 2390224, 2467328, 2689002, 2775744, 2821248, 2904576, 3585336, 3700992, 3761664, 4356864, 4780448, 5378004, 5551488, 5642496, 7170672, 7401984, 8713728, 9560896, 10756008, 11102976, 11284992, 14341344, 19121792, 21512016, 22205952, 28682688, 38243584, 43024032, 57365376, 76487168, 86048064, 114730752, 172096128, 229461504, 344192256, 688384512]

約数ペア:

[(1, 688384512), (2, 344192256), (3, 229461504), (4, 172096128), (6, 114730752), (8, 86048064), (9, 76487168), (12, 57365376), (16, 43024032), (18, 38243584), (24, 28682688), (31, 22205952), (32, 21512016), (36, 19121792), (48, 14341344), (61, 11284992), (62, 11102976), (64, 10756008), (72, 9560896), (79, 8713728), (93, 7401984), (96, 7170672), (122, 5642496), (124, 5551488), (128, 5378004), (144, 4780448), (158, 4356864), (183, 3761664), (186, 3700992), (192, 3585336), (237, 2904576), (244, 2821248), (248, 2775744), (256, 2689002), (279, 2467328), (288, 2390224), (316, 2178432), (366, 1880832), (372, 1850496), (384, 1792668), (474, 1452288), (488, 1410624), (496, 1387872), (512, 1344501), (549, 1253888), (558, 1233664), (576, 1195112), (632, 1089216), (711, 968192), (732, 940416), (744, 925248), (768, 896334), (948, 726144), (976, 705312), (992, 693936), (1098, 626944), (1116, 616832), (1152, 597556), (1264, 544608), (1422, 484096), (1464, 470208), (1488, 462624), (1536, 448167), (1891, 364032), (1896, 363072), (1952, 352656), (1984, 346968), (2196, 313472), (2232, 308416), (2304, 298778), (2449, 281088), (2528, 272304), (2844, 242048), (2928, 235104), (2976, 231312), (3782, 182016), (3792, 181536), (3904, 176328), (3968, 173484), (4392, 156736), (4464, 154208), (4608, 149389), (4819, 142848), (4898, 140544), (5056, 136152), (5673, 121344), (5688, 121024), (5856, 117552), (5952, 115656), (7347, 93696), (7564, 91008), (7584, 90768), (7808, 88164), (7936, 86742), (8784, 78368), (8928, 77104), (9638, 71424), (9796, 70272), (10112, 68076), (11346, 60672), (11376, 60512), (11712, 58776), (11904, 57828), (14457, 47616), (14694, 46848), (15128, 45504), (15168, 45384), (15616, 44082), (15872, 43371), (17019, 40448), (17568, 39184), (17856, 38552), (19276, 35712), (19592, 35136), (20224, 34038), (22041, 31232), (22692, 30336), (22752, 30256), (23424, 29388), (23808, 28914)]