20818254528

素因数分解:

$2^6\times 3^4\times {\mathrm{103}}^1\times {\mathrm{127}}^1\times {\mathrm{307}}^1$

素因数の和:561

約数の個数: 280

約数和(自身を含む): 63006175232

約数和(自身を除く): 42187920704

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 103, 108, 127, 144, 162, 192, 206, 216, 254, 288, 307, 309, 324, 381, 412, 432, 508, 576, 614, 618, 648, 762, 824, 864, 921, 927, 1016, 1143, 1228, 1236, 1296, 1524, 1648, 1728, 1842, 1854, 2032, 2286, 2456, 2472, 2592, 2763, 2781, 3048, 3296, 3429, 3684, 3708, 4064, 4572, 4912, 4944, 5184, 5526, 5562, 6096, 6592, 6858, 7368, 7416, 8128, 8289, 8343, 9144, 9824, 9888, 10287, 11052, 11124, 12192, 13081, 13716, 14736, 14832, 16578, 16686, 18288, 19648, 19776, 20574, 22104, 22248, 24384, 24867, 26162, 27432, 29472, 29664, 31621, 33156, 33372, 36576, 38989, 39243, 41148, 44208, 44496, 49734, 52324, 54864, 58944, 59328, 63242, 66312, 66744, 73152, 77978, 78486, 82296, 88416, 88992, 94863, 99468, 104648, 109728, 116967, 117729, 126484, 132624, 133488, 155956, 156972, 164592, 176832, 177984, 189726, 198936, 209296, 219456, 233934, 235458, 252968, 265248, 266976, 284589, 311912, 313944, 329184, 350901, 353187, 379452, 397872, 418592, 467868, 470916, 505936, 530496, 533952, 569178, 623824, 627888, 658368, 701802, 706374, 758904, 795744, 837184, 853767, 935736, 941832, 1011872, 1052703, 1059561, 1138356, 1247648, 1255776, 1403604, 1412748, 1517808, 1591488, 1707534, 1871472, 1883664, 2023744, 2105406, 2119122, 2276712, 2495296, 2511552, 2561301, 2807208, 2825496, 3035616, 3158109, 3415068, 3742944, 3767328, 4015867, 4210812, 4238244, 4553424, 5122602, 5614416, 5650992, 6071232, 6316218, 6830136, 7485888, 7534656, 8031734, 8421624, 8476488, 9106848, 10245204, 11228832, 11301984, 12047601, 12632436, 13660272, 16063468, 16843248, 16952976, 18213696, 20490408, 22457664, 22603968, 24095202, 25264872, 27320544, 32126936, 33686496, 33905952, 36142803, 40980816, 48190404, 50529744, 54641088, 64253872, 67372992, 67811904, 72285606, 81961632, 96380808, 101059488, 108428409, 128507744, 144571212, 163923264, 192761616, 202118976, 216856818, 257015488, 289142424, 325285227, 385523232, 433713636, 578284848, 650570454, 771046464, 867427272, 1156569696, 1301140908, 1734854544, 2313139392, 2602281816, 3469709088, 5204563632, 6939418176, 10409127264, 20818254528]

約数ペア:

[(1, 20818254528), (2, 10409127264), (3, 6939418176), (4, 5204563632), (6, 3469709088), (8, 2602281816), (9, 2313139392), (12, 1734854544), (16, 1301140908), (18, 1156569696), (24, 867427272), (27, 771046464), (32, 650570454), (36, 578284848), (48, 433713636), (54, 385523232), (64, 325285227), (72, 289142424), (81, 257015488), (96, 216856818), (103, 202118976), (108, 192761616), (127, 163923264), (144, 144571212), (162, 128507744), (192, 108428409), (206, 101059488), (216, 96380808), (254, 81961632), (288, 72285606), (307, 67811904), (309, 67372992), (324, 64253872), (381, 54641088), (412, 50529744), (432, 48190404), (508, 40980816), (576, 36142803), (614, 33905952), (618, 33686496), (648, 32126936), (762, 27320544), (824, 25264872), (864, 24095202), (921, 22603968), (927, 22457664), (1016, 20490408), (1143, 18213696), (1228, 16952976), (1236, 16843248), (1296, 16063468), (1524, 13660272), (1648, 12632436), (1728, 12047601), (1842, 11301984), (1854, 11228832), (2032, 10245204), (2286, 9106848), (2456, 8476488), (2472, 8421624), (2592, 8031734), (2763, 7534656), (2781, 7485888), (3048, 6830136), (3296, 6316218), (3429, 6071232), (3684, 5650992), (3708, 5614416), (4064, 5122602), (4572, 4553424), (4912, 4238244), (4944, 4210812), (5184, 4015867), (5526, 3767328), (5562, 3742944), (6096, 3415068), (6592, 3158109), (6858, 3035616), (7368, 2825496), (7416, 2807208), (8128, 2561301), (8289, 2511552), (8343, 2495296), (9144, 2276712), (9824, 2119122), (9888, 2105406), (10287, 2023744), (11052, 1883664), (11124, 1871472), (12192, 1707534), (13081, 1591488), (13716, 1517808), (14736, 1412748), (14832, 1403604), (16578, 1255776), (16686, 1247648), (18288, 1138356), (19648, 1059561), (19776, 1052703), (20574, 1011872), (22104, 941832), (22248, 935736), (24384, 853767), (24867, 837184), (26162, 795744), (27432, 758904), (29472, 706374), (29664, 701802), (31621, 658368), (33156, 627888), (33372, 623824), (36576, 569178), (38989, 533952), (39243, 530496), (41148, 505936), (44208, 470916), (44496, 467868), (49734, 418592), (52324, 397872), (54864, 379452), (58944, 353187), (59328, 350901), (63242, 329184), (66312, 313944), (66744, 311912), (73152, 284589), (77978, 266976), (78486, 265248), (82296, 252968), (88416, 235458), (88992, 233934), (94863, 219456), (99468, 209296), (104648, 198936), (109728, 189726), (116967, 177984), (117729, 176832), (126484, 164592), (132624, 156972), (133488, 155956)]