20871157248

素因数分解:

$2^9\times 3^5\times {\mathrm{227}}^1\times {\mathrm{739}}^1$

素因数の和:999

約数の個数: 240

約数和(自身を含む): 62826603840

約数和(自身を除く): 41955446592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 192, 216, 227, 243, 256, 288, 324, 384, 432, 454, 486, 512, 576, 648, 681, 739, 768, 864, 908, 972, 1152, 1296, 1362, 1478, 1536, 1728, 1816, 1944, 2043, 2217, 2304, 2592, 2724, 2956, 3456, 3632, 3888, 4086, 4434, 4608, 5184, 5448, 5912, 6129, 6651, 6912, 7264, 7776, 8172, 8868, 10368, 10896, 11824, 12258, 13302, 13824, 14528, 15552, 16344, 17736, 18387, 19953, 20736, 21792, 23648, 24516, 26604, 29056, 31104, 32688, 35472, 36774, 39906, 41472, 43584, 47296, 49032, 53208, 55161, 58112, 59859, 62208, 65376, 70944, 73548, 79812, 87168, 94592, 98064, 106416, 110322, 116224, 119718, 124416, 130752, 141888, 147096, 159624, 167753, 174336, 179577, 189184, 196128, 212832, 220644, 239436, 261504, 283776, 294192, 319248, 335506, 348672, 359154, 378368, 392256, 425664, 441288, 478872, 503259, 523008, 567552, 588384, 638496, 671012, 718308, 784512, 851328, 882576, 957744, 1006518, 1046016, 1135104, 1176768, 1276992, 1342024, 1436616, 1509777, 1569024, 1702656, 1765152, 1915488, 2013036, 2353536, 2553984, 2684048, 2873232, 3019554, 3138048, 3405312, 3530304, 3830976, 4026072, 4529331, 4707072, 5107968, 5368096, 5746464, 6039108, 7060608, 7661952, 8052144, 9058662, 9414144, 10215936, 10736192, 11492928, 12078216, 13587993, 14121216, 15323904, 16104288, 18117324, 21472384, 22985856, 24156432, 27175986, 28242432, 30647808, 32208576, 36234648, 40763979, 42944768, 45971712, 48312864, 54351972, 64417152, 72469296, 81527958, 85889536, 91943424, 96625728, 108703944, 128834304, 144938592, 163055916, 193251456, 217407888, 257668608, 289877184, 326111832, 386502912, 434815776, 579754368, 652223664, 773005824, 869631552, 1159508736, 1304447328, 1739263104, 2319017472, 2608894656, 3478526208, 5217789312, 6957052416, 10435578624, 20871157248]

約数ペア:

[(1, 20871157248), (2, 10435578624), (3, 6957052416), (4, 5217789312), (6, 3478526208), (8, 2608894656), (9, 2319017472), (12, 1739263104), (16, 1304447328), (18, 1159508736), (24, 869631552), (27, 773005824), (32, 652223664), (36, 579754368), (48, 434815776), (54, 386502912), (64, 326111832), (72, 289877184), (81, 257668608), (96, 217407888), (108, 193251456), (128, 163055916), (144, 144938592), (162, 128834304), (192, 108703944), (216, 96625728), (227, 91943424), (243, 85889536), (256, 81527958), (288, 72469296), (324, 64417152), (384, 54351972), (432, 48312864), (454, 45971712), (486, 42944768), (512, 40763979), (576, 36234648), (648, 32208576), (681, 30647808), (739, 28242432), (768, 27175986), (864, 24156432), (908, 22985856), (972, 21472384), (1152, 18117324), (1296, 16104288), (1362, 15323904), (1478, 14121216), (1536, 13587993), (1728, 12078216), (1816, 11492928), (1944, 10736192), (2043, 10215936), (2217, 9414144), (2304, 9058662), (2592, 8052144), (2724, 7661952), (2956, 7060608), (3456, 6039108), (3632, 5746464), (3888, 5368096), (4086, 5107968), (4434, 4707072), (4608, 4529331), (5184, 4026072), (5448, 3830976), (5912, 3530304), (6129, 3405312), (6651, 3138048), (6912, 3019554), (7264, 2873232), (7776, 2684048), (8172, 2553984), (8868, 2353536), (10368, 2013036), (10896, 1915488), (11824, 1765152), (12258, 1702656), (13302, 1569024), (13824, 1509777), (14528, 1436616), (15552, 1342024), (16344, 1276992), (17736, 1176768), (18387, 1135104), (19953, 1046016), (20736, 1006518), (21792, 957744), (23648, 882576), (24516, 851328), (26604, 784512), (29056, 718308), (31104, 671012), (32688, 638496), (35472, 588384), (36774, 567552), (39906, 523008), (41472, 503259), (43584, 478872), (47296, 441288), (49032, 425664), (53208, 392256), (55161, 378368), (58112, 359154), (59859, 348672), (62208, 335506), (65376, 319248), (70944, 294192), (73548, 283776), (79812, 261504), (87168, 239436), (94592, 220644), (98064, 212832), (106416, 196128), (110322, 189184), (116224, 179577), (119718, 174336), (124416, 167753), (130752, 159624), (141888, 147096)]