1949107888

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{199}}^1$

素因数の和:296

約数の個数: 180

約数和(自身を含む): 4912966800

約数和(自身を除く): 2963858912

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 49, 52, 56, 62, 91, 98, 104, 112, 124, 182, 196, 199, 208, 217, 248, 364, 392, 398, 403, 434, 496, 637, 728, 784, 796, 806, 868, 961, 1274, 1393, 1456, 1519, 1592, 1612, 1736, 1922, 2548, 2587, 2786, 2821, 3038, 3184, 3224, 3472, 3844, 5096, 5174, 5572, 5642, 6076, 6169, 6448, 6727, 7688, 9751, 10192, 10348, 11144, 11284, 12152, 12338, 12493, 13454, 15376, 18109, 19502, 19747, 20696, 22288, 22568, 24304, 24676, 24986, 26908, 36218, 39004, 39494, 41392, 43183, 45136, 47089, 49352, 49972, 53816, 72436, 78008, 78988, 80197, 86366, 87451, 94178, 98704, 99944, 107632, 126763, 144872, 156016, 157976, 160394, 172732, 174902, 188356, 191239, 199888, 253526, 289744, 302281, 315952, 320788, 345464, 349804, 376712, 382478, 507052, 561379, 604562, 612157, 641576, 690928, 699608, 753424, 764956, 1014104, 1122758, 1209124, 1224314, 1283152, 1338673, 1399216, 1529912, 2028208, 2245516, 2418248, 2448628, 2486107, 2677346, 3059824, 3929653, 4491032, 4836496, 4897256, 4972214, 5354692, 7859306, 8982064, 9370711, 9794512, 9944428, 10709384, 15718612, 17402749, 18741422, 19888856, 21418768, 31437224, 34805498, 37482844, 39777712, 62874448, 69610996, 74965688, 121819243, 139221992, 149931376, 243638486, 278443984, 487276972, 974553944, 1949107888]

約数ペア:

[(1, 1949107888), (2, 974553944), (4, 487276972), (7, 278443984), (8, 243638486), (13, 149931376), (14, 139221992), (16, 121819243), (26, 74965688), (28, 69610996), (31, 62874448), (49, 39777712), (52, 37482844), (56, 34805498), (62, 31437224), (91, 21418768), (98, 19888856), (104, 18741422), (112, 17402749), (124, 15718612), (182, 10709384), (196, 9944428), (199, 9794512), (208, 9370711), (217, 8982064), (248, 7859306), (364, 5354692), (392, 4972214), (398, 4897256), (403, 4836496), (434, 4491032), (496, 3929653), (637, 3059824), (728, 2677346), (784, 2486107), (796, 2448628), (806, 2418248), (868, 2245516), (961, 2028208), (1274, 1529912), (1393, 1399216), (1456, 1338673), (1519, 1283152), (1592, 1224314), (1612, 1209124), (1736, 1122758), (1922, 1014104), (2548, 764956), (2587, 753424), (2786, 699608), (2821, 690928), (3038, 641576), (3184, 612157), (3224, 604562), (3472, 561379), (3844, 507052), (5096, 382478), (5174, 376712), (5572, 349804), (5642, 345464), (6076, 320788), (6169, 315952), (6448, 302281), (6727, 289744), (7688, 253526), (9751, 199888), (10192, 191239), (10348, 188356), (11144, 174902), (11284, 172732), (12152, 160394), (12338, 157976), (12493, 156016), (13454, 144872), (15376, 126763), (18109, 107632), (19502, 99944), (19747, 98704), (20696, 94178), (22288, 87451), (22568, 86366), (24304, 80197), (24676, 78988), (24986, 78008), (26908, 72436), (36218, 53816), (39004, 49972), (39494, 49352), (41392, 47089), (43183, 45136)]