1987835136

素因数分解:

$2^8\times 3^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{523}}^1$

素因数の和:657

約数の個数: 216

約数和(自身を含む): 6227119584

約数和(自身を除く): 4239284448

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 101, 112, 128, 147, 168, 192, 196, 202, 224, 256, 294, 303, 336, 384, 392, 404, 448, 523, 588, 606, 672, 707, 768, 784, 808, 896, 1046, 1176, 1212, 1344, 1414, 1568, 1569, 1616, 1792, 2092, 2121, 2352, 2424, 2688, 2828, 3136, 3138, 3232, 3661, 4184, 4242, 4704, 4848, 4949, 5376, 5656, 6272, 6276, 6464, 7322, 8368, 8484, 9408, 9696, 9898, 10983, 11312, 12544, 12552, 12928, 14644, 14847, 16736, 16968, 18816, 19392, 19796, 21966, 22624, 25104, 25627, 25856, 29288, 29694, 33472, 33936, 37632, 38784, 39592, 43932, 45248, 50208, 51254, 52823, 58576, 59388, 66944, 67872, 76881, 77568, 79184, 87864, 90496, 100416, 102508, 105646, 117152, 118776, 133888, 135744, 153762, 158368, 158469, 175728, 180992, 200832, 205016, 211292, 234304, 237552, 271488, 307524, 316736, 316938, 351456, 369761, 401664, 410032, 422584, 468608, 475104, 542976, 615048, 633472, 633876, 702912, 739522, 820064, 845168, 937216, 950208, 1109283, 1230096, 1266944, 1267752, 1405824, 1479044, 1640128, 1690336, 1900416, 2218566, 2460192, 2535504, 2588327, 2811648, 2958088, 3280256, 3380672, 3800832, 4437132, 4920384, 5071008, 5176654, 5916176, 6560512, 6761344, 7764981, 8874264, 9840768, 10142016, 10353308, 11832352, 13522688, 15529962, 17748528, 19681536, 20284032, 20706616, 23664704, 31059924, 35497056, 40568064, 41413232, 47329408, 62119848, 70994112, 82826464, 94658816, 124239696, 141988224, 165652928, 248479392, 283976448, 331305856, 496958784, 662611712, 993917568, 1987835136]

約数ペア:

[(1, 1987835136), (2, 993917568), (3, 662611712), (4, 496958784), (6, 331305856), (7, 283976448), (8, 248479392), (12, 165652928), (14, 141988224), (16, 124239696), (21, 94658816), (24, 82826464), (28, 70994112), (32, 62119848), (42, 47329408), (48, 41413232), (49, 40568064), (56, 35497056), (64, 31059924), (84, 23664704), (96, 20706616), (98, 20284032), (101, 19681536), (112, 17748528), (128, 15529962), (147, 13522688), (168, 11832352), (192, 10353308), (196, 10142016), (202, 9840768), (224, 8874264), (256, 7764981), (294, 6761344), (303, 6560512), (336, 5916176), (384, 5176654), (392, 5071008), (404, 4920384), (448, 4437132), (523, 3800832), (588, 3380672), (606, 3280256), (672, 2958088), (707, 2811648), (768, 2588327), (784, 2535504), (808, 2460192), (896, 2218566), (1046, 1900416), (1176, 1690336), (1212, 1640128), (1344, 1479044), (1414, 1405824), (1568, 1267752), (1569, 1266944), (1616, 1230096), (1792, 1109283), (2092, 950208), (2121, 937216), (2352, 845168), (2424, 820064), (2688, 739522), (2828, 702912), (3136, 633876), (3138, 633472), (3232, 615048), (3661, 542976), (4184, 475104), (4242, 468608), (4704, 422584), (4848, 410032), (4949, 401664), (5376, 369761), (5656, 351456), (6272, 316938), (6276, 316736), (6464, 307524), (7322, 271488), (8368, 237552), (8484, 234304), (9408, 211292), (9696, 205016), (9898, 200832), (10983, 180992), (11312, 175728), (12544, 158469), (12552, 158368), (12928, 153762), (14644, 135744), (14847, 133888), (16736, 118776), (16968, 117152), (18816, 105646), (19392, 102508), (19796, 100416), (21966, 90496), (22624, 87864), (25104, 79184), (25627, 77568), (25856, 76881), (29288, 67872), (29694, 66944), (33472, 59388), (33936, 58576), (37632, 52823), (38784, 51254), (39592, 50208), (43932, 45248)]