718874388

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{349}}^1\times {\mathrm{1973}}^1$

素因数の和:2361

約数の個数: 72

約数和(自身を含む): 1886157000

約数和(自身を除く): 1167282612

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 349, 522, 698, 1044, 1047, 1396, 1973, 2094, 3141, 3946, 4188, 5919, 6282, 7892, 10121, 11838, 12564, 17757, 20242, 23676, 30363, 35514, 40484, 57217, 60726, 71028, 91089, 114434, 121452, 171651, 182178, 228868, 343302, 364356, 514953, 686604, 688577, 1029906, 1377154, 2059812, 2065731, 2754308, 4131462, 6197193, 8262924, 12394386, 19968733, 24788772, 39937466, 59906199, 79874932, 119812398, 179718597, 239624796, 359437194, 718874388]

約数ペア:

[(1, 718874388), (2, 359437194), (3, 239624796), (4, 179718597), (6, 119812398), (9, 79874932), (12, 59906199), (18, 39937466), (29, 24788772), (36, 19968733), (58, 12394386), (87, 8262924), (116, 6197193), (174, 4131462), (261, 2754308), (348, 2065731), (349, 2059812), (522, 1377154), (698, 1029906), (1044, 688577), (1047, 686604), (1396, 514953), (1973, 364356), (2094, 343302), (3141, 228868), (3946, 182178), (4188, 171651), (5919, 121452), (6282, 114434), (7892, 91089), (10121, 71028), (11838, 60726), (12564, 57217), (17757, 40484), (20242, 35514), (23676, 30363)]