177640008

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{499}}^1$

素因数の和:691

約数の個数: 128

約数和(自身を含む): 551040000

約数和(自身を除く): 373399992

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 163, 168, 182, 273, 312, 326, 364, 489, 499, 546, 652, 728, 978, 998, 1092, 1141, 1304, 1497, 1956, 1996, 2119, 2184, 2282, 2994, 3423, 3493, 3912, 3992, 4238, 4564, 5988, 6357, 6487, 6846, 6986, 8476, 9128, 10479, 11976, 12714, 12974, 13692, 13972, 14833, 16952, 19461, 20958, 25428, 25948, 27384, 27944, 29666, 38922, 41916, 44499, 45409, 50856, 51896, 59332, 77844, 81337, 83832, 88998, 90818, 118664, 136227, 155688, 162674, 177996, 181636, 244011, 272454, 325348, 355992, 363272, 488022, 544908, 569359, 650696, 976044, 1057381, 1089816, 1138718, 1708077, 1952088, 2114762, 2277436, 3172143, 3416154, 4229524, 4554872, 6344286, 6832308, 7401667, 8459048, 12688572, 13664616, 14803334, 22205001, 25377144, 29606668, 44410002, 59213336, 88820004, 177640008]

約数ペア:

[(1, 177640008), (2, 88820004), (3, 59213336), (4, 44410002), (6, 29606668), (7, 25377144), (8, 22205001), (12, 14803334), (13, 13664616), (14, 12688572), (21, 8459048), (24, 7401667), (26, 6832308), (28, 6344286), (39, 4554872), (42, 4229524), (52, 3416154), (56, 3172143), (78, 2277436), (84, 2114762), (91, 1952088), (104, 1708077), (156, 1138718), (163, 1089816), (168, 1057381), (182, 976044), (273, 650696), (312, 569359), (326, 544908), (364, 488022), (489, 363272), (499, 355992), (546, 325348), (652, 272454), (728, 244011), (978, 181636), (998, 177996), (1092, 162674), (1141, 155688), (1304, 136227), (1497, 118664), (1956, 90818), (1996, 88998), (2119, 83832), (2184, 81337), (2282, 77844), (2994, 59332), (3423, 51896), (3493, 50856), (3912, 45409), (3992, 44499), (4238, 41916), (4564, 38922), (5988, 29666), (6357, 27944), (6487, 27384), (6846, 25948), (6986, 25428), (8476, 20958), (9128, 19461), (10479, 16952), (11976, 14833), (12714, 13972), (12974, 13692)]