2581279488

素因数分解:

$2^8\times 3^4\times {\mathrm{281}}^1\times {\mathrm{443}}^1$

素因数の和:752

約数の個数: 180

約数和(自身を含む): 7741735848

約数和(自身を除く): 5160456360

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, 256, 281, 288, 324, 384, 432, 443, 562, 576, 648, 768, 843, 864, 886, 1124, 1152, 1296, 1329, 1686, 1728, 1772, 2248, 2304, 2529, 2592, 2658, 3372, 3456, 3544, 3987, 4496, 5058, 5184, 5316, 6744, 6912, 7088, 7587, 7974, 8992, 10116, 10368, 10632, 11961, 13488, 14176, 15174, 15948, 17984, 20232, 20736, 21264, 22761, 23922, 26976, 28352, 30348, 31896, 35883, 35968, 40464, 42528, 45522, 47844, 53952, 56704, 60696, 63792, 71766, 71936, 80928, 85056, 91044, 95688, 107904, 113408, 121392, 124483, 127584, 143532, 161856, 170112, 182088, 191376, 215808, 242784, 248966, 255168, 287064, 323712, 340224, 364176, 373449, 382752, 485568, 497932, 510336, 574128, 647424, 728352, 746898, 765504, 971136, 995864, 1020672, 1120347, 1148256, 1456704, 1493796, 1531008, 1942272, 1991728, 2240694, 2296512, 2913408, 2987592, 3062016, 3361041, 3983456, 4481388, 4593024, 5826816, 5975184, 6722082, 7966912, 8962776, 9186048, 10083123, 11950368, 13444164, 15933824, 17925552, 20166246, 23900736, 26888328, 31867648, 35851104, 40332492, 47801472, 53776656, 71702208, 80664984, 95602944, 107553312, 143404416, 161329968, 215106624, 286808832, 322659936, 430213248, 645319872, 860426496, 1290639744, 2581279488]

約数ペア:

[(1, 2581279488), (2, 1290639744), (3, 860426496), (4, 645319872), (6, 430213248), (8, 322659936), (9, 286808832), (12, 215106624), (16, 161329968), (18, 143404416), (24, 107553312), (27, 95602944), (32, 80664984), (36, 71702208), (48, 53776656), (54, 47801472), (64, 40332492), (72, 35851104), (81, 31867648), (96, 26888328), (108, 23900736), (128, 20166246), (144, 17925552), (162, 15933824), (192, 13444164), (216, 11950368), (256, 10083123), (281, 9186048), (288, 8962776), (324, 7966912), (384, 6722082), (432, 5975184), (443, 5826816), (562, 4593024), (576, 4481388), (648, 3983456), (768, 3361041), (843, 3062016), (864, 2987592), (886, 2913408), (1124, 2296512), (1152, 2240694), (1296, 1991728), (1329, 1942272), (1686, 1531008), (1728, 1493796), (1772, 1456704), (2248, 1148256), (2304, 1120347), (2529, 1020672), (2592, 995864), (2658, 971136), (3372, 765504), (3456, 746898), (3544, 728352), (3987, 647424), (4496, 574128), (5058, 510336), (5184, 497932), (5316, 485568), (6744, 382752), (6912, 373449), (7088, 364176), (7587, 340224), (7974, 323712), (8992, 287064), (10116, 255168), (10368, 248966), (10632, 242784), (11961, 215808), (13488, 191376), (14176, 182088), (15174, 170112), (15948, 161856), (17984, 143532), (20232, 127584), (20736, 124483), (21264, 121392), (22761, 113408), (23922, 107904), (26976, 95688), (28352, 91044), (30348, 85056), (31896, 80928), (35883, 71936), (35968, 71766), (40464, 63792), (42528, 60696), (45522, 56704), (47844, 53952)]