647635632

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{641}}^1$

素因数の和:787

約数の個数: 160

約数和(自身を含む): 1997205504

約数和(自身を除く): 1349569872

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 56, 62, 84, 93, 97, 112, 124, 168, 186, 194, 217, 248, 291, 336, 372, 388, 434, 496, 582, 641, 651, 679, 744, 776, 868, 1164, 1282, 1302, 1358, 1488, 1552, 1736, 1923, 2037, 2328, 2564, 2604, 2716, 3007, 3472, 3846, 4074, 4487, 4656, 5128, 5208, 5432, 6014, 7692, 8148, 8974, 9021, 10256, 10416, 10864, 12028, 13461, 15384, 16296, 17948, 18042, 19871, 21049, 24056, 26922, 30768, 32592, 35896, 36084, 39742, 42098, 48112, 53844, 59613, 62177, 63147, 71792, 72168, 79484, 84196, 107688, 119226, 124354, 126294, 139097, 144336, 158968, 168392, 186531, 215376, 238452, 248708, 252588, 278194, 317936, 336784, 373062, 417291, 435239, 476904, 497416, 505176, 556388, 746124, 834582, 870478, 953808, 994832, 1010352, 1112776, 1305717, 1492248, 1669164, 1740956, 1927487, 2225552, 2611434, 2984496, 3338328, 3481912, 3854974, 5222868, 5782461, 6676656, 6963824, 7709948, 10445736, 11564922, 13492409, 15419896, 20891472, 23129844, 26984818, 30839792, 40477227, 46259688, 53969636, 80954454, 92519376, 107939272, 161908908, 215878544, 323817816, 647635632]

約数ペア:

[(1, 647635632), (2, 323817816), (3, 215878544), (4, 161908908), (6, 107939272), (7, 92519376), (8, 80954454), (12, 53969636), (14, 46259688), (16, 40477227), (21, 30839792), (24, 26984818), (28, 23129844), (31, 20891472), (42, 15419896), (48, 13492409), (56, 11564922), (62, 10445736), (84, 7709948), (93, 6963824), (97, 6676656), (112, 5782461), (124, 5222868), (168, 3854974), (186, 3481912), (194, 3338328), (217, 2984496), (248, 2611434), (291, 2225552), (336, 1927487), (372, 1740956), (388, 1669164), (434, 1492248), (496, 1305717), (582, 1112776), (641, 1010352), (651, 994832), (679, 953808), (744, 870478), (776, 834582), (868, 746124), (1164, 556388), (1282, 505176), (1302, 497416), (1358, 476904), (1488, 435239), (1552, 417291), (1736, 373062), (1923, 336784), (2037, 317936), (2328, 278194), (2564, 252588), (2604, 248708), (2716, 238452), (3007, 215376), (3472, 186531), (3846, 168392), (4074, 158968), (4487, 144336), (4656, 139097), (5128, 126294), (5208, 124354), (5432, 119226), (6014, 107688), (7692, 84196), (8148, 79484), (8974, 72168), (9021, 71792), (10256, 63147), (10416, 62177), (10864, 59613), (12028, 53844), (13461, 48112), (15384, 42098), (16296, 39742), (17948, 36084), (18042, 35896), (19871, 32592), (21049, 30768), (24056, 26922)]