30921018

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:299

約数の個数: 64

約数和(自身を含む): 69120000

約数和(自身を除く): 38198982

約数列:

[1, 2, 3, 6, 19, 29, 38, 47, 57, 58, 87, 94, 114, 141, 174, 199, 282, 398, 551, 597, 893, 1102, 1194, 1363, 1653, 1786, 2679, 2726, 3306, 3781, 4089, 5358, 5771, 7562, 8178, 9353, 11343, 11542, 17313, 18706, 22686, 25897, 28059, 34626, 51794, 56118, 77691, 109649, 155382, 177707, 219298, 271237, 328947, 355414, 533121, 542474, 657894, 813711, 1066242, 1627422, 5153503, 10307006, 15460509, 30921018]

約数ペア:

[(1, 30921018), (2, 15460509), (3, 10307006), (6, 5153503), (19, 1627422), (29, 1066242), (38, 813711), (47, 657894), (57, 542474), (58, 533121), (87, 355414), (94, 328947), (114, 271237), (141, 219298), (174, 177707), (199, 155382), (282, 109649), (398, 77691), (551, 56118), (597, 51794), (893, 34626), (1102, 28059), (1194, 25897), (1363, 22686), (1653, 18706), (1786, 17313), (2679, 11542), (2726, 11343), (3306, 9353), (3781, 8178), (4089, 7562), (5358, 5771)]