1821876768

素因数分解:

$2^5\times 3^2\times {\mathrm{73}}^1\times {\mathrm{193}}^1\times {\mathrm{449}}^1$

素因数の和:731

約数の個数: 144

約数和(自身を含む): 5290903800

約数和(自身を除く): 3469027032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 73, 96, 144, 146, 193, 219, 288, 292, 386, 438, 449, 579, 584, 657, 772, 876, 898, 1158, 1168, 1314, 1347, 1544, 1737, 1752, 1796, 2316, 2336, 2628, 2694, 3088, 3474, 3504, 3592, 4041, 4632, 5256, 5388, 6176, 6948, 7008, 7184, 8082, 9264, 10512, 10776, 13896, 14089, 14368, 16164, 18528, 21024, 21552, 27792, 28178, 32328, 32777, 42267, 43104, 55584, 56356, 64656, 65554, 84534, 86657, 98331, 112712, 126801, 129312, 131108, 169068, 173314, 196662, 225424, 253602, 259971, 262216, 294993, 338136, 346628, 393324, 450848, 507204, 519942, 524432, 589986, 676272, 693256, 779913, 786648, 1014408, 1039884, 1048864, 1179972, 1352544, 1386512, 1559826, 1573296, 2028816, 2079768, 2359944, 2773024, 3119652, 3146592, 4057632, 4159536, 4719888, 6239304, 6325961, 8319072, 9439776, 12478608, 12651922, 18977883, 24957216, 25303844, 37955766, 50607688, 56933649, 75911532, 101215376, 113867298, 151823064, 202430752, 227734596, 303646128, 455469192, 607292256, 910938384, 1821876768]

約数ペア:

[(1, 1821876768), (2, 910938384), (3, 607292256), (4, 455469192), (6, 303646128), (8, 227734596), (9, 202430752), (12, 151823064), (16, 113867298), (18, 101215376), (24, 75911532), (32, 56933649), (36, 50607688), (48, 37955766), (72, 25303844), (73, 24957216), (96, 18977883), (144, 12651922), (146, 12478608), (193, 9439776), (219, 8319072), (288, 6325961), (292, 6239304), (386, 4719888), (438, 4159536), (449, 4057632), (579, 3146592), (584, 3119652), (657, 2773024), (772, 2359944), (876, 2079768), (898, 2028816), (1158, 1573296), (1168, 1559826), (1314, 1386512), (1347, 1352544), (1544, 1179972), (1737, 1048864), (1752, 1039884), (1796, 1014408), (2316, 786648), (2336, 779913), (2628, 693256), (2694, 676272), (3088, 589986), (3474, 524432), (3504, 519942), (3592, 507204), (4041, 450848), (4632, 393324), (5256, 346628), (5388, 338136), (6176, 294993), (6948, 262216), (7008, 259971), (7184, 253602), (8082, 225424), (9264, 196662), (10512, 173314), (10776, 169068), (13896, 131108), (14089, 129312), (14368, 126801), (16164, 112712), (18528, 98331), (21024, 86657), (21552, 84534), (27792, 65554), (28178, 64656), (32328, 56356), (32777, 55584), (42267, 43104)]